CVE-2007-5538
Buffer overflow in the Centralized TFTP File Locator Service in Cisco Unified Communications Manager (CUCM, formerly CallManager) 5.1…
- 10.0HighCVSS base score
- 5.5%Exploitation in 30 daysEPSS · top 7.1% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Buffer overflow in the Centralized TFTP File Locator Service in Cisco Unified Communications Manager (CUCM, formerly CallManager) 5.1 before 5.1(3), and Unified CallManager 5.0, allows remote attackers to execute arbitrary code or cause a denial of service via unspecified vectors involving the processing of filenames, aka CSCsh47712.
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 17 years later
· 17 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 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 5.5% · top 7.1% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Affected products
n/a
- affected n/a
References
7
- 26105 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 37940 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- ADV-2007-3532 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- cucm-tftp-filename-bo(37247) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20071017 Cisco Unified Communications Manager Denial of Service Vulnerabilities (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- 1018828 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 27296 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_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-2007-5513 (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-2007-5538)Record last updated .