VulnerabilityModified
CVE-2011-4601
family_feedbag.c in the oscar protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of service (application crash) via a crafted (1) AIM or…
MEDIUM 5.0EPSS 4.53%
Does this matter?
Lower severity and a low EPSS score (4.53%). Track it; it rarely justifies an emergency change on its own.
Description
family_feedbag.c in the oscar protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of service (application crash) via a crafted (1) AIM or (2) ICQ message associated with buddy-list addition.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 4.53% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- pidgin/pidgin
- Source
- secalert@redhat.com
References
- http://developer.pidgin.im/viewmtn/revision/diff/bc79b1bf09dcfa1d8edac86a06761fce7416e69c/with/757272a78a8ca6027d518e614712c3399e34dda3/libpurple/protocols/oscar/family_feedbag.c
- http://developer.pidgin.im/viewmtn/revision/info/757272a78a8ca6027d518e614712c3399e34dda3
- http://pidgin.im/news/security/?id=57Vendor Advisory
- http://secunia.com/advisories/47219
- http://secunia.com/advisories/47234
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:183
- http://www.openwall.com/lists/oss-security/2011/12/10/1
- http://www.openwall.com/lists/oss-security/2011/12/10/2
- http://www.redhat.com/support/errata/RHSA-2011-1820.html
- http://www.redhat.com/support/errata/RHSA-2011-1821.html
- http://www.securityfocus.com/bid/51010
- https://hermes.opensuse.org/messages/13195955
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18408
- http://developer.pidgin.im/viewmtn/revision/diff/bc79b1bf09dcfa1d8edac86a06761fce7416e69c/with/757272a78a8ca6027d518e614712c3399e34dda3/libpurple/protocols/oscar/family_feedbag.c
- http://developer.pidgin.im/viewmtn/revision/info/757272a78a8ca6027d518e614712c3399e34dda3
- http://pidgin.im/news/security/?id=57Vendor Advisory
- http://secunia.com/advisories/47219
- http://secunia.com/advisories/47234
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:183
- http://www.openwall.com/lists/oss-security/2011/12/10/1
- http://www.openwall.com/lists/oss-security/2011/12/10/2
- http://www.redhat.com/support/errata/RHSA-2011-1820.html
- http://www.redhat.com/support/errata/RHSA-2011-1821.html
- http://www.securityfocus.com/bid/51010
- https://hermes.opensuse.org/messages/13195955
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18408
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.