CVE-2008-2733
Cisco PIX and Adaptive Security Appliance (ASA) 5500 devices 7.2 before 7.2(4)2, 8.0 before 8.0(3)14, and 8.1 before 8.1(1)4, when…
- 7.1HighCVSS base score
- 3.2%Exploitation in 30 daysEPSS · top 12% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Cisco PIX and Adaptive Security Appliance (ASA) 5500 devices 7.2 before 7.2(4)2, 8.0 before 8.0(3)14, and 8.1 before 8.1(1)4, when configured as a client VPN endpoint, do not properly process IPSec client authentication, which allows remote attackers to cause a denial of service (device reload) via a crafted authentication attempt, aka Bug ID CSCso69942.
Timeline
ID reserved
By cisco
- 3 months later
· 3 months later
Published
- 16 years later
· 16 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.1 | AV:N/AC:M/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Affected products
n/a
- affected n/a
References
7
- 20080903 Remote Access VPN and SIP Vulnerabilities in Cisco PIX and Cisco ASA (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- cisco-pix-asa-ipsecclientauth-dos(44867) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 1020811 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20080903 Cisco Applied Mitigation Bulletin: Identifying and Mitigating Exploitation of the Remote Access VPN and SIP Vulnerabilities in Cisco PIX and Cisco ASA (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- 1020810 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 31730 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 30998 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2008-2726 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2008-2733)Record last updated .