Is CVE-2008-3799 being actively exploited?

CVE-2008-3799 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2008-3799?

CVE-2008-3799 has a CVSS 2.0 base score of 7.8 (HIGH).

CVE-2008-3799

HIGH · CVSS 7.8EPSS 3.1%EU EUVD

Memory leak in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4, when VoIP is configured, allows remote attackers to cause a denial of service (memory consumption and voice-service outage) via unspecified valid SIP messages.

Key facts

CVSS score: 7.8 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-772
EPSS score: 3.1% (88th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2008-3785)
Published: September 26, 2008
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2008-3785 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

cisco / ios
cisco / ios
cisco / ios

References

http://secunia.com/advisories/31990(Third Party Advisory)
http://www.cisco.com/en/US/products/products_security_advisory09186a0080a01562.shtml(Vendor Advisory)
http://www.securitytracker.com/id?1020939(Broken Link, Third Party Advisory, VDB Entry)
http://www.vupen.com/english/advisories/2008/2670(Permissions Required)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5927(Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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