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    CVE-2015-0235

    Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and other 2.x versions before 2.18, allows context-dependent attackers to execute arbitrary code via vectors related to the (1) gethostbyname or (2) gethostbyname2 function, aka "GHOST."

    Published:Jan 27, 2015
    Last Modified:Apr 12, 2025
    EPS:Jan 28, 2015
    EPSS Score:0.85843
    CVSS Score:10

    Affected Products

    Vendor
    Apple
    Product
    Mac Os X
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Gnu
    Product
    Glibc
    Vendor
    Ibm
    Product
    Pureapplication System
    Vendor
    Ibm
    Product
    Security Access Manager For Enterprise Single Sign-on
    Vendor
    Oracle
    Product
    Communications Application Session Controller
    Vendor
    Oracle
    Product
    Communications Eagle Application Processor
    Vendor
    Oracle
    Product
    Communications Eagle Lnp Application Processor
    Vendor
    Oracle
    Product
    Communications Lsms
    Vendor
    Oracle
    Product
    Communications Policy Management
    Vendor
    Oracle
    Product
    Communications Session Border Controller
    Vendor
    Oracle
    Product
    Communications User Data Repository
    Vendor
    Oracle
    Product
    Communications Webrtc Session Controller
    Vendor
    Oracle
    Product
    Exalogic Infrastructure
    Vendor
    Oracle
    Product
    Linux
    Vendor
    Oracle
    Product
    Vm Virtualbox
    Vendor
    Php
    Product
    Php
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Els
    Vendor
    Redhat
    Product
    Rhel Eus
    Vendor
    Redhat
    Product
    Rhel Mission Critical
    Vendor
    Redhat
    Product
    Virtualization

    Exploits

    http://packetstormsecurity.com/files/130171/Exim-ESMTP-GHOST-Denial-Of-Service.htmlhttp://packetstormsecurity.com/files/130974/Exim-GHOST-glibc-gethostbyname-Buffer-Overflow.htmlhttp://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.htmlhttp://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.htmlhttp://packetstormsecurity.com/files/167552/Nexans-FTTO-GigaSwitch-Outdated-Components-Hardcoded-Backdoor.htmlhttp://seclists.org/fulldisclosure/2019/Jun/18http://seclists.org/fulldisclosure/2021/Sep/0http://seclists.org/fulldisclosure/2022/Jun/36http://seclists.org/oss-sec/2015/q1/274http://www.openwall.com/lists/oss-security/2021/05/04/7http://www.securityfocus.com/archive/1/534845/100/0/threadedhttps://seclists.org/bugtraq/2019/Jun/14http://packetstormsecurity.com/files/130171/Exim-ESMTP-GHOST-Denial-Of-Service.htmlhttp://packetstormsecurity.com/files/130974/Exim-GHOST-glibc-gethostbyname-Buffer-Overflow.htmlhttp://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.htmlhttp://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.htmlhttp://packetstormsecurity.com/files/167552/Nexans-FTTO-GigaSwitch-Outdated-Components-Hardcoded-Backdoor.htmlhttp://seclists.org/fulldisclosure/2019/Jun/18http://seclists.org/fulldisclosure/2021/Sep/0http://seclists.org/fulldisclosure/2022/Jun/36http://seclists.org/oss-sec/2015/q1/274http://www.openwall.com/lists/oss-security/2021/05/04/7http://www.securityfocus.com/archive/1/534845/100/0/threadedhttps://seclists.org/bugtraq/2019/Jun/14https://www.exploit-db.com/exploits/35951https://github.com/1and1-serversupport/ghosttesterhttps://github.com/aaronfay/CVE-2015-0235-testhttps://github.com/adherzog/ansible-CVE-2015-0235-GHOSThttps://github.com/alanmeyer/CVE-glibchttps://github.com/arm13/ghost_exploithttps://github.com/chayim/GHOSTCHECK-cve-2015-0235https://github.com/F88/ghostbusters15https://github.com/favoretti/lenny-libc6https://github.com/fser/ghost-checkerhttps://github.com/furyutei/CVE-2015-0235_GHOSThttps://github.com/koudaiii-archives/cookbook-update-glibchttps://github.com/limkokholefork/GHOSTCHECK-cve-2015-0235https://github.com/makelinux/CVE-2015-0235-workaroundhttps://github.com/mikesplain/CVE-2015-0235-cookbookhttps://github.com/nickanderson/cfengine-CVE_2015_0235https://github.com/sUbc0ol/CVE-2015-0235https://github.com/tobyzxj/CVE-2015-0235https://www.exploit-db.com/exploits/36421

    Related CVEs

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    CVE-2024-39378 (CVSS 7.8) — Audition versions 24.4.1, 23.6.6 and earlier are affected by an out-of-bounds write vulnerability that could r…
    CVE-2021-3187 (CVSS 8.8) — An issue was discovered in BeyondTrust Privilege Management for Mac before 5.7. An authenticated, unprivileged…
    CVE-2023-34045 (CVSS 6.6) — VMware Fusion(13.x prior to 13.5) contains a local privilege escalation vulnerability that occurs during inst…
    CVE-2023-34046 (CVSS 6.7) — VMware Fusion(13.x prior to 13.5) contains a TOCTOU (Time-of-check Time-of-use) vulnerability that occurs dur…
    CVE-2023-34044 (CVSS 7.1) — VMware Workstation( 17.x prior to 17.5) and Fusion(13.x prior to 13.5) contain an out-of-bounds read vulnerab…
    CVE-2022-46706 (CVSS 7.8) — A type confusion issue was addressed with improved state handling. This issue is fixed in Security Update 2022…
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    CVE-2023-1763 (CVSS 6.5) — Canon IJ Network Tool/Ver.4.7.5 and earlier (supported OS: OS X 10.9.5-macOS 13),IJ Network Tool/Ver.4.7.3 and…
    CVE-2023-1764 (CVSS 6.5) — Canon IJ Network Tool/Ver.4.7.5 and earlier (supported OS: OS X 10.9.5-macOS 13),IJ Network Tool/Ver.4.7.3 and…

    References

    http://blogs.sophos.com/2015/01/29/sophos-products-and-the-ghost-vulnerability-affecting-linux/
    http://linux.oracle.com/errata/ELSA-2015-0090.html
    http://linux.oracle.com/errata/ELSA-2015-0092.html
    http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html
    http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.html
    http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
    http://marc.info/?l=bugtraq&m=142296726407499&w=2
    http://marc.info/?l=bugtraq&m=142721102728110&w=2
    http://marc.info/?l=bugtraq&m=142722450701342&w=2
    http://marc.info/?l=bugtraq&m=142781412222323&w=2
    http://marc.info/?l=bugtraq&m=143145428124857&w=2
    http://packetstormsecurity.com/files/130171/Exim-ESMTP-GHOST-Denial-Of-Service.html
    http://packetstormsecurity.com/files/130768/EMC-Secure-Remote-Services-GHOST-SQL-Injection-Command-Injection.html
    http://packetstormsecurity.com/files/130974/Exim-GHOST-glibc-gethostbyname-Buffer-Overflow.html
    http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
    http://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.html
    http://packetstormsecurity.com/files/167552/Nexans-FTTO-GigaSwitch-Outdated-Components-Hardcoded-Backdoor.html
    http://rhn.redhat.com/errata/RHSA-2015-0126.html
    http://seclists.org/fulldisclosure/2015/Jan/111
    http://seclists.org/fulldisclosure/2019/Jun/18
    http://seclists.org/fulldisclosure/2021/Sep/0
    http://seclists.org/fulldisclosure/2022/Jun/36
    http://seclists.org/oss-sec/2015/q1/269
    http://seclists.org/oss-sec/2015/q1/274
    http://secunia.com/advisories/62517
    http://secunia.com/advisories/62640
    http://secunia.com/advisories/62667
    http://secunia.com/advisories/62680
    http://secunia.com/advisories/62681
    http://secunia.com/advisories/62688
    http://secunia.com/advisories/62690
    http://secunia.com/advisories/62691
    http://secunia.com/advisories/62692
    http://secunia.com/advisories/62698
    http://secunia.com/advisories/62715
    http://secunia.com/advisories/62758
    http://secunia.com/advisories/62812
    http://secunia.com/advisories/62813
    http://secunia.com/advisories/62816
    http://secunia.com/advisories/62865
    http://secunia.com/advisories/62870
    http://secunia.com/advisories/62871
    http://secunia.com/advisories/62879
    http://secunia.com/advisories/62883
    http://support.apple.com/kb/HT204942
    http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150128-ghost
    http://www-01.ibm.com/support/docview.wss?uid=swg21695695
    http://www-01.ibm.com/support/docview.wss?uid=swg21695774
    http://www-01.ibm.com/support/docview.wss?uid=swg21695835
    http://www-01.ibm.com/support/docview.wss?uid=swg21695860
    http://www-01.ibm.com/support/docview.wss?uid=swg21696131
    http://www-01.ibm.com/support/docview.wss?uid=swg21696243
    http://www-01.ibm.com/support/docview.wss?uid=swg21696526
    http://www-01.ibm.com/support/docview.wss?uid=swg21696600
    http://www-01.ibm.com/support/docview.wss?uid=swg21696602
    http://www-01.ibm.com/support/docview.wss?uid=swg21696618
    http://www.debian.org/security/2015/dsa-3142
    http://www.idirect.net/Partners/~/media/Files/CVE/iDirect-Posted-Common-Vulnerabilities-and-Exposures.pdf
    http://www.mandriva.com/security/advisories?name=MDVSA-2015:039
    http://www.openwall.com/lists/oss-security/2021/05/04/7
    http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
    http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
    http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
    http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
    http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
    http://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html
    http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
    http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
    http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
    http://www.securityfocus.com/archive/1/534845/100/0/threaded
    http://www.securityfocus.com/bid/72325
    http://www.securityfocus.com/bid/91787
    http://www.securitytracker.com/id/1032909
    http://www.websense.com/support/article/kbarticle/Vulnerabilities-resolved-in-TRITON-APX-Version-8-0
    https://bto.bluecoat.com/security-advisory/sa90
    https://cert-portal.siemens.com/productcert/pdf/ssa-994726.pdf
    https://community.qualys.com/blogs/laws-of-vulnerabilities/2015/01/27/the-ghost-vulnerability
    https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04874668
    https://help.ecostruxureit.com/display/public/UADCO8x/StruxureWare+Data+Center+Operation+Software+Vulnerability+Fixes
    https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10671
    https://kc.mcafee.com/corporate/index?page=content&id=SB10100
    https://seclists.org/bugtraq/2019/Jun/14
    https://security.gentoo.org/glsa/201503-04
    https://security.netapp.com/advisory/ntap-20150127-0001/
    https://support.apple.com/HT205267
    https://support.apple.com/HT205375
    https://www.arista.com/en/support/advisories-notices/security-advisories/1053-security-advisory-9
    https://www.f-secure.com/en/web/labs_global/fsc-2015-1
    https://www.qualys.com/research/security-advisories/GHOST-CVE-2015-0235.txt
    https://www.sophos.com/en-us/support/knowledgebase/121879.aspx
    http://blogs.sophos.com/2015/01/29/sophos-products-and-the-ghost-vulnerability-affecting-linux/
    http://linux.oracle.com/errata/ELSA-2015-0090.html
    http://linux.oracle.com/errata/ELSA-2015-0092.html
    http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html
    http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.html
    http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
    http://marc.info/?l=bugtraq&m=142296726407499&w=2
    http://marc.info/?l=bugtraq&m=142721102728110&w=2
    http://marc.info/?l=bugtraq&m=142722450701342&w=2
    http://marc.info/?l=bugtraq&m=142781412222323&w=2
    http://marc.info/?l=bugtraq&m=143145428124857&w=2
    http://packetstormsecurity.com/files/130171/Exim-ESMTP-GHOST-Denial-Of-Service.html
    http://packetstormsecurity.com/files/130768/EMC-Secure-Remote-Services-GHOST-SQL-Injection-Command-Injection.html
    http://packetstormsecurity.com/files/130974/Exim-GHOST-glibc-gethostbyname-Buffer-Overflow.html
    http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
    http://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.html
    http://packetstormsecurity.com/files/167552/Nexans-FTTO-GigaSwitch-Outdated-Components-Hardcoded-Backdoor.html
    http://rhn.redhat.com/errata/RHSA-2015-0126.html
    http://seclists.org/fulldisclosure/2015/Jan/111
    http://seclists.org/fulldisclosure/2019/Jun/18
    http://seclists.org/fulldisclosure/2021/Sep/0
    http://seclists.org/fulldisclosure/2022/Jun/36
    http://seclists.org/oss-sec/2015/q1/269
    http://seclists.org/oss-sec/2015/q1/274
    http://secunia.com/advisories/62517
    http://secunia.com/advisories/62640
    http://secunia.com/advisories/62667
    http://secunia.com/advisories/62680
    http://secunia.com/advisories/62681
    http://secunia.com/advisories/62688
    http://secunia.com/advisories/62690
    http://secunia.com/advisories/62691
    http://secunia.com/advisories/62692
    http://secunia.com/advisories/62698
    http://secunia.com/advisories/62715
    http://secunia.com/advisories/62758
    http://secunia.com/advisories/62812
    http://secunia.com/advisories/62813
    http://secunia.com/advisories/62816
    http://secunia.com/advisories/62865
    http://secunia.com/advisories/62870
    http://secunia.com/advisories/62871
    http://secunia.com/advisories/62879
    http://secunia.com/advisories/62883
    http://support.apple.com/kb/HT204942
    http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150128-ghost
    http://www-01.ibm.com/support/docview.wss?uid=swg21695695
    http://www-01.ibm.com/support/docview.wss?uid=swg21695774
    http://www-01.ibm.com/support/docview.wss?uid=swg21695835
    http://www-01.ibm.com/support/docview.wss?uid=swg21695860
    http://www-01.ibm.com/support/docview.wss?uid=swg21696131
    http://www-01.ibm.com/support/docview.wss?uid=swg21696243
    http://www-01.ibm.com/support/docview.wss?uid=swg21696526
    http://www-01.ibm.com/support/docview.wss?uid=swg21696600
    http://www-01.ibm.com/support/docview.wss?uid=swg21696602
    http://www-01.ibm.com/support/docview.wss?uid=swg21696618
    http://www.debian.org/security/2015/dsa-3142
    http://www.idirect.net/Partners/~/media/Files/CVE/iDirect-Posted-Common-Vulnerabilities-and-Exposures.pdf
    http://www.mandriva.com/security/advisories?name=MDVSA-2015:039
    http://www.openwall.com/lists/oss-security/2021/05/04/7
    http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
    http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
    http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
    http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
    http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
    http://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html
    http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
    http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
    http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
    http://www.securityfocus.com/archive/1/534845/100/0/threaded
    http://www.securityfocus.com/bid/72325
    http://www.securityfocus.com/bid/91787
    http://www.securitytracker.com/id/1032909
    http://www.websense.com/support/article/kbarticle/Vulnerabilities-resolved-in-TRITON-APX-Version-8-0
    https://bto.bluecoat.com/security-advisory/sa90
    https://cert-portal.siemens.com/productcert/pdf/ssa-994726.pdf
    https://community.qualys.com/blogs/laws-of-vulnerabilities/2015/01/27/the-ghost-vulnerability
    https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04874668
    https://help.ecostruxureit.com/display/public/UADCO8x/StruxureWare+Data+Center+Operation+Software+Vulnerability+Fixes
    https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10671
    https://kc.mcafee.com/corporate/index?page=content&id=SB10100
    https://seclists.org/bugtraq/2019/Jun/14
    https://security.gentoo.org/glsa/201503-04
    https://security.netapp.com/advisory/ntap-20150127-0001/
    https://support.apple.com/HT205267
    https://support.apple.com/HT205375
    https://www.arista.com/en/support/advisories-notices/security-advisories/1053-security-advisory-9
    https://www.f-secure.com/en/web/labs_global/fsc-2015-1
    https://www.qualys.com/research/security-advisories/GHOST-CVE-2015-0235.txt
    https://www.sophos.com/en-us/support/knowledgebase/121879.aspx

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High