CVE-2006-0764
The Authentication, Authorization, and Accounting (AAA) capability in versions 5.0(1) and 5.0(3) of the software used by multiple Cisco…
- 5.1MediumCVSS base score
- 2.0%Exploitation in 30 daysEPSS · top 19% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The Authentication, Authorization, and Accounting (AAA) capability in versions 5.0(1) and 5.0(3) of the software used by multiple Cisco Anomaly Detection and Mitigation products, when running with an incomplete TACACS+ configuration without a "tacacs-server host" command, allows remote attackers to bypass authentication and gain privileges, aka Bug ID CSCsd21455.
Timeline
ID reserved
By mitre
Published
- 18 years later
· 18 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 | Medium5.1 | AV:N/AC:H/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.1.
Affected products
n/a
- affected n/a
References
9
- 18904 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 16661 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1015638 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20060215 TACACS+ Authentication Bypass in Cisco Anomaly Detection and Mitigation Products (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- cisco-tacacs-auth-bypass(24689) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 435 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- ADV-2006-0612 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 1015637 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 23237 (opens in a new tab)vdb-entryx_refsource_OSVDBx_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-2006-0770 (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-2006-0764)Record last updated .