CVE-2003-1110

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2003-12-31 · updated 2026-06-16

Description

The Session Initiation Protocol (SIP) implementation in Columbia SIP User Agent (sipc) 1.74 and other versions before sipc 2.0 build 2003-02-21 allows remote attackers to cause a denial of service or execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

Affected products

Columbia University Sipc: 1.74

References

http://securitytracker.com/id?1006167
http://www.cert.org/advisories/CA-2003-06.html
http://www.cs.columbia.edu/~xiaotaow/sipc/ouspg.html
http://www.ee.oulu.fi/research/ouspg/protos/testing/c07/sip/
http://www.kb.cert.org/vuls/id/528719
http://www.securityfocus.com/bid/6904
https://exchange.xforce.ibmcloud.com/vulnerabilities/11379
http://securitytracker.com/id?1006167
http://www.cert.org/advisories/CA-2003-06.html
http://www.cs.columbia.edu/~xiaotaow/sipc/ouspg.html
http://www.ee.oulu.fi/research/ouspg/protos/testing/c07/sip/
http://www.kb.cert.org/vuls/id/528719

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