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    CVE-2007-4897

    pwlib, as used by Ekiga 2.0.5 and possibly other products, allows remote attackers to cause a denial of service (application crash) via a long argument to the PString::vsprintf function, related to a "memory management flaw". NOTE: this issue was originally reported as being in the SIPURL::GetHostAddress function in Ekiga (formerly GnomeMeeting).

    Published:Sep 12, 2007
    Last Modified:Apr 23, 2026
    EPS:Sep 14, 2007
    EPSS Score:0.22073
    CVSS Score:5

    Affected Products

    Vendor
    Ekiga
    Product
    Ekiga
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://www.exploit-db.com/exploits/9241

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2011-1830 (CVSS 5.7) — Ekiga versions before 3.3.0 attempted to load a module from /tmp/ekiga_test.so.…
    CVE-2013-1864 (CVSS 4.3) — The Portable Tool Library (aka PTLib) before 2.10.10, as used in Ekiga before 4.0.1, does not properly detect …
    CVE-2012-5621 (CVSS 5) — lib/engine/components/opal/opal-call.cpp in ekiga before 4.0.0 allows remote attackers to cause a denial of se…
    CVE-2007-4924 (CVSS 5) — The Open Phone Abstraction Library (opal), as used by (1) Ekiga before 2.0.10 and (2) OpenH323 before 2.2.4, a…
    CVE-2007-1006 (CVSS 10) — Multiple format string vulnerabilities in the gm_main_window_flash_message function in Ekiga before 2.0.5 allo…
    CVE-2007-1007 (CVSS 10) — Format string vulnerability in GnomeMeeting 1.0.2 and earlier allows remote attackers to cause a denial of ser…

    References

    http://blog.s21sec.com/2007/09/sobre-la-vulnerabilidad-del-ekiga.html
    http://marc.info/?l=full-disclosure&m=118959114522339&w=2
    http://openh323.cvs.sourceforge.net/openh323/opal/src/sip/sipcon.cxx?r1=2.120.2.25&r2=2.120.2.26&pathrev=v2_2_9
    http://secunia.com/advisories/27127
    http://secunia.com/advisories/27150
    http://secunia.com/advisories/27518
    http://secunia.com/advisories/28385
    http://securityreason.com/securityalert/3138
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:206
    http://www.redhat.com/support/errata/RHSA-2007-0932.html
    http://www.s21sec.com/avisos/s21sec-036-en.txt
    http://www.securityfocus.com/archive/1/479185/100/0/threaded
    http://www.securityfocus.com/bid/25642
    http://www.securitytracker.com/id?1018683
    http://www.ubuntu.com/usn/usn-561-1
    https://bugzilla.redhat.com/show_bug.cgi?id=292831
    https://exchange.xforce.ibmcloud.com/vulnerabilities/36568
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10928
    http://blog.s21sec.com/2007/09/sobre-la-vulnerabilidad-del-ekiga.html
    http://marc.info/?l=full-disclosure&m=118959114522339&w=2
    http://openh323.cvs.sourceforge.net/openh323/opal/src/sip/sipcon.cxx?r1=2.120.2.25&r2=2.120.2.26&pathrev=v2_2_9
    http://secunia.com/advisories/27127
    http://secunia.com/advisories/27150
    http://secunia.com/advisories/27518
    http://secunia.com/advisories/28385
    http://securityreason.com/securityalert/3138
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:206
    http://www.redhat.com/support/errata/RHSA-2007-0932.html
    http://www.s21sec.com/avisos/s21sec-036-en.txt
    http://www.securityfocus.com/archive/1/479185/100/0/threaded
    http://www.securityfocus.com/bid/25642
    http://www.securitytracker.com/id?1018683
    http://www.ubuntu.com/usn/usn-561-1
    https://bugzilla.redhat.com/show_bug.cgi?id=292831
    https://exchange.xforce.ibmcloud.com/vulnerabilities/36568
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10928

    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