libpurple in Pidgin before 2.2.1 does not properly handle MSN nudge messages from users who are not on the receiver's buddy list, which allows remote attackers to cause a denial of service (crash) via a nudge message that triggers an access of "an invalid memory location."
Published 2007-10-01 20:17:00
Updated 2018-10-15 21:39:39
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2007-4996

4.83%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2007-4996

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
MEDIUM AV:N/AC:M/Au:N/C:N/I:N/A:P
8.6
2.9
NIST

Vendor statements for CVE-2007-4996

  • Red Hat 2007-10-04
    Not vulnerable. These issues did not affect the versions of Pidgin or Gaim as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.

Products affected by CVE-2007-4996

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