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CVE-2003-1109

The Session Initiation Protocol (SIP) implementation in multiple Cisco products including IP Phone models 7940 and 7960, IOS versions in…

High7.5EPSS 6.8%
Published
Updated
Reserved
Assigned by
mitre

Description

The Session Initiation Protocol (SIP) implementation in multiple Cisco products including IP Phone models 7940 and 7960, IOS versions in the 12.2 train, and Secure PIX 5.2.9 to 6.2.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

Scores

CVSS scores of CVE-2003-1109, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0High7.5AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS (exploitation in 30 days)
6.8% · top 6.0% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

  • n/a

Affected products

  • n/a

    • affected n/a

References (9)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .