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    CVE-2014-0098

    The log_cookie function in mod_log_config.c in the mod_log_config module in the Apache HTTP Server before 2.4.8 allows remote attackers to cause a denial of service (segmentation fault and daemon crash) via a crafted cookie that is not properly handled during truncation.

    Published:Mar 7, 2014
    Last Modified:Apr 12, 2025
    EPS:Mar 18, 2014
    EPSS Score:0.40278
    CVSS Score:5

    Affected Products

    Vendor
    Apache
    Product
    Http Server
    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Oracle
    Product
    Http Server
    Vendor
    Oracle
    Product
    Secure Global Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Jboss Enterprise Application Platform
    Vendor
    Redhat
    Product
    Jboss Enterprise Web Server

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2026-48913 (CVSS 7.3) — Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted. …
    CVE-2026-42536 (CVSS 7.5) — Heap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted…
    CVE-2026-44185 (CVSS 7.3) — Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP…
    CVE-2026-34355 (CVSS 7.5) — A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted …
    CVE-2026-44631 (CVSS 9.8) — Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. Th…
    CVE-2026-44119 (CVSS 5.5) — Improper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess au…
    CVE-2026-43951 (CVSS 6.5) — Out-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response lan…
    CVE-2026-42535 (CVSS 9.1) — A path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly ma…
    CVE-2026-34356 (CVSS 7.5) — Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassRev…
    CVE-2026-44186 (CVSS 7.3) — Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in the mod_proxy_ftp module in Apache HTT…

    References

    http://advisories.mageia.org/MGASA-2014-0135.html
    http://archives.neohapsis.com/archives/bugtraq/2014-10/0101.html
    http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10698
    http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html
    http://marc.info/?l=bugtraq&m=141017844705317&w=2
    http://marc.info/?l=bugtraq&m=141390017113542&w=2
    http://seclists.org/fulldisclosure/2014/Dec/23
    http://secunia.com/advisories/58230
    http://secunia.com/advisories/58915
    http://secunia.com/advisories/59219
    http://secunia.com/advisories/59315
    http://secunia.com/advisories/59345
    http://secunia.com/advisories/60536
    http://security.gentoo.org/glsa/glsa-201408-12.xml
    http://support.f5.com/kb/en-us/solutions/public/15000/300/sol15320.html
    http://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x/CHANGES
    http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/loggers/mod_log_config.c
    http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/loggers/mod_log_config.c?r1=1575394&r2=1575400&diff_format=h
    http://www-01.ibm.com/support/docview.wss?uid=swg21668973
    http://www-01.ibm.com/support/docview.wss?uid=swg21676091
    http://www-01.ibm.com/support/docview.wss?uid=swg21676092
    http://www.apache.org/dist/httpd/CHANGES_2.4.9
    http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
    http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
    http://www.securityfocus.com/archive/1/534161/100/0/threaded
    http://www.securityfocus.com/bid/66303
    http://www.ubuntu.com/usn/USN-2152-1
    http://www.vmware.com/security/advisories/VMSA-2014-0012.html
    https://blogs.oracle.com/sunsecurity/entry/multiple_input_validation_vulnerabilities_in1
    https://httpd.apache.org/security/vulnerabilities_24.html
    https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r476d175be0aaf4a17680ef98c5153b4d336eaef76fb2224cc94c463a%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r83109088737656fa6307bd99ab40f8ff0269ae58d3f7272d7048494a%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r9821b0a32a1d0a1b4947abb6f3630053fcbb2ec905d9a32c2bd4d4ee%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/ra7f6aeb28661fbf826969526585f16856abc4615877875f9d3b35ef4%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rcc44594d4d6579b90deccd4536b5d31f099ef563df39b094be286b9e%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da80414485b3abcc9%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3E
    https://puppet.com/security/cve/cve-2014-0098
    https://support.apple.com/HT204659
    https://support.apple.com/kb/HT6535
    http://advisories.mageia.org/MGASA-2014-0135.html
    http://archives.neohapsis.com/archives/bugtraq/2014-10/0101.html
    http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10698
    http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html
    http://marc.info/?l=bugtraq&m=141017844705317&w=2
    http://marc.info/?l=bugtraq&m=141390017113542&w=2
    http://seclists.org/fulldisclosure/2014/Dec/23
    http://secunia.com/advisories/58230
    http://secunia.com/advisories/58915
    http://secunia.com/advisories/59219
    http://secunia.com/advisories/59315
    http://secunia.com/advisories/59345
    http://secunia.com/advisories/60536
    http://security.gentoo.org/glsa/glsa-201408-12.xml
    http://support.f5.com/kb/en-us/solutions/public/15000/300/sol15320.html
    http://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x/CHANGES
    http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/loggers/mod_log_config.c
    http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/loggers/mod_log_config.c?r1=1575394&r2=1575400&diff_format=h
    http://www-01.ibm.com/support/docview.wss?uid=swg21668973
    http://www-01.ibm.com/support/docview.wss?uid=swg21676091
    http://www-01.ibm.com/support/docview.wss?uid=swg21676092
    http://www.apache.org/dist/httpd/CHANGES_2.4.9
    http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
    http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
    http://www.securityfocus.com/archive/1/534161/100/0/threaded
    http://www.securityfocus.com/bid/66303
    http://www.ubuntu.com/usn/USN-2152-1
    http://www.vmware.com/security/advisories/VMSA-2014-0012.html
    https://blogs.oracle.com/sunsecurity/entry/multiple_input_validation_vulnerabilities_in1
    https://httpd.apache.org/security/vulnerabilities_24.html
    https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r476d175be0aaf4a17680ef98c5153b4d336eaef76fb2224cc94c463a%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r83109088737656fa6307bd99ab40f8ff0269ae58d3f7272d7048494a%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r9821b0a32a1d0a1b4947abb6f3630053fcbb2ec905d9a32c2bd4d4ee%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/ra7f6aeb28661fbf826969526585f16856abc4615877875f9d3b35ef4%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rcc44594d4d6579b90deccd4536b5d31f099ef563df39b094be286b9e%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da80414485b3abcc9%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3E
    https://puppet.com/security/cve/cve-2014-0098
    https://support.apple.com/HT204659
    https://support.apple.com/kb/HT6535

    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