CVEvulnerability

CVE-2007-4924

5.0 MEDIUM Published 2007-10-08 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2007-10-08
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-20

Description

The Open Phone Abstraction Library (opal), as used by (1) Ekiga before 2.0.10 and (2) OpenH323 before 2.2.4, allows remote attackers to cause a denial of service (crash) via an invalid Content-Length header field in Session Initiation Protocol (SIP) packets, which causes a \0 byte to be written to an "attacker-controlled address."

Affected configurations

• ekiga ekiga (<= 2.0.9) • openh323 project openh323 (<= 2.2.3)

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References