The XMPP protocol plugin in libpurple in Pidgin before 2.10.1 does not properly handle missing fields in (1) voice-chat and (2) video-chat stanzas, which allows remote attackers to cause a denial of service (application crash) via a crafted message.
Published 2011-12-17 03:54:46
Updated 2017-09-19 01:34:26
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Input validationDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2011-4602

Probability of exploitation activity in the next 30 days: 2.75%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 89 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2011-4602

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
NIST

CWE ids for CVE-2011-4602

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-4602

Products affected by CVE-2011-4602

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