CVE-2010-2528

Severity: medium (CVSS 4.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-07-30 · updated 2026-06-16
Weakness: CWE-399

Description

The clientautoresp function in family_icbm.c in the oscar protocol plugin in libpurple in Pidgin before 2.7.2 allows remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via an X-Status message that lacks the expected end tag for a (1) desc or (2) title element.

Affected products

Pidgin: through 2.7.1; 2.0.0, 2.0.1, 2.0.2, 2.1.0, 2.1.1, 2.2.0 (+25)

References

http://developer.pidgin.im/viewmtn/revision/diff/fcb70f7c12120206d30ad33223ff85be7b226d1c/with/8e8ff246492e45af8f8d0808296d6f2906794dc0/libpurple/protocols/oscar/family_icbm.c
http://developer.pidgin.im/viewmtn/revision/info/8e8ff246492e45af8f8d0808296d6f2906794dc0
http://secunia.com/advisories/40699
http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.462873
http://www.osvdb.org/66506
http://www.pidgin.im/news/security/index.php?id=47
http://www.securityfocus.com/bid/41881
http://www.vupen.com/english/advisories/2010/1887
http://www.vupen.com/english/advisories/2010/2221
https://exchange.xforce.ibmcloud.com/vulnerabilities/60566
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18359
http://developer.pidgin.im/viewmtn/revision/diff/fcb70f7c12120206d30ad33223ff85be7b226d1c/with/8e8ff246492e45af8f8d0808296d6f2906794dc0/libpurple/protocols/oscar/family_icbm.c

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