VULNERABILITY INTELLIGENCE
CVE-2007-4924
CVSS score5 MEDIUM
EPSS probability10.68%
CISA KEVNot currently listed
Published2007-10-08
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
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."
Weakness classification
- CWE-20: Improper Input Validation
Primary references
- cve@mitre.org
- cve@mitre.org — Patch
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org — Patch, Vendor Advisory
- cve@mitre.org — Patch, Vendor Advisory
- cve@mitre.org — Patch, Vendor Advisory
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org — Patch