CVE-2007-4924

Summary

CVECVE-2007-4924
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2007-10-08 21:17:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe 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."

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Ekiga Ekiga All All All All
Application Openh323 Project Openh323 All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Opal Library Input Validation Flaw in Processing SIP Header Content-Length Values Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
Bug 296371 – CVE-2007-4924 ekiga remote crash caused by insufficient input validation af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
rhn.redhat.com | Red Hat Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Patch
USN-562-1: opal vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
Page not found – S21Sec af854a3a-2127-422b-91ae-364da2661108 www.s21sec.com
SUSE Updates for Multiple Packages - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Mandriva update for opal - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
OpenH323 Opal SIP Protocol Remote Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Support / Security / Advisories / / MDKSA-2007:205 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
Ekiga opal Session Initiation Protocol Vulnerability - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Patch, Vendor Advisory
Ubuntu update for opal - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Red Hat update for opal - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Patch, Vendor Advisory
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
OpenH323 Opal SIP Protocol Remote Denial of Service Exploit af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com
CVS Info for project openh323 af854a3a-2127-422b-91ae-364da2661108 openh323.cvs.sourceforge.net
[security-announce] SUSE Security Summary Report SUSE-SR:2007:021 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
osvdb.org/41637 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
[Ekiga-list] [ANNOUNCE] Ekiga 2.0.10 released af854a3a-2127-422b-91ae-364da2661108 mail.gnome.org Patch
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
OpenH323 opal Session Initiation Protocol Vulnerability - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Patch, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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