Vulnerability Monitor

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CVE-2011-1091

libymsg.c in the Yahoo! protocol plugin in libpurple in Pidgin 2.6.0 through 2.7.10 allows (1) remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG notification packet, and allows (2) remote Yahoo! servers to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG SMS message.

Published

2011-03-14T19:55:02.620

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application pidgin pidgin 2.6.0 Yes
Application pidgin pidgin 2.6.1 Yes
Application pidgin pidgin 2.6.2 Yes
Application pidgin pidgin 2.6.4 Yes
Application pidgin pidgin 2.6.5 Yes
Application pidgin pidgin 2.6.6 Yes
Application pidgin pidgin 2.7.0 Yes
Application pidgin pidgin 2.7.1 Yes
Application pidgin pidgin 2.7.2 Yes
Application pidgin pidgin 2.7.3 Yes
Application pidgin pidgin 2.7.4 Yes
Application pidgin pidgin 2.7.5 Yes
Application pidgin pidgin 2.7.6 Yes
Application pidgin pidgin 2.7.7 Yes
Application pidgin pidgin 2.7.8 Yes
Application pidgin pidgin 2.7.9 Yes
Application pidgin pidgin 2.7.10 Yes
References