CVE-2009-1889

CVSS 5.0 - MEDIUM
Description

The OSCAR protocol implementation in Pidgin before 2.5.8 misinterprets the ICQWebMessage message type as the ICQSMS message type, which allows remote attackers to cause a denial of service (application crash) via a crafted ICQ web message that triggers allocation of a large amount of memory.

Affected Products
26
Vendor Product Version
pidgin pidgin All versions
pidgin pidgin 2.0.0
pidgin pidgin 2.0.1
pidgin pidgin 2.0.2
pidgin pidgin 2.0.2
pidgin pidgin 2.1.0
pidgin pidgin 2.1.1
pidgin pidgin 2.2.0
pidgin pidgin 2.2.1
pidgin pidgin 2.2.2
pidgin pidgin 2.3.0
pidgin pidgin 2.3.1
pidgin pidgin 2.4.0
pidgin pidgin 2.4.1
pidgin pidgin 2.4.2
pidgin pidgin 2.4.3
pidgin pidgin 2.5.0
pidgin pidgin 2.5.1
pidgin pidgin 2.5.2
pidgin pidgin 2.5.3
pidgin pidgin 2.5.3
pidgin pidgin 2.5.4
pidgin pidgin 2.5.4
pidgin pidgin 2.5.5
pidgin pidgin 2.5.5
pidgin pidgin 2.5.6
Weakness Types
CWE-399
CVE Information
CVE ID:
CVE-2009-1889
Published:
2009-07-01
Modified:
2026-04-23
CVSS Score:
5.0
Severity:
MEDIUM
Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected Vendors
pidgin
Quick Actions
CVSS Severity Scale
0.0 - 3.9 LOW
4.0 - 6.9 MEDIUM
7.0 - 8.9 HIGH
9.0 - 10.0 CRITICAL