Back
CVE-2009-2865
Buffer overflow in the login implementation in the Extension Mobility feature in the Unified Communications Manager Express (CME)…
- 7.6HighCVSS 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 login implementation in the Extension Mobility feature in the Unified Communications Manager Express (CME) component in Cisco IOS 12.4XW, 12.4XY, 12.4XZ, and 12.4YA allows remote attackers to execute arbitrary code or cause a denial of service via crafted HTTP requests, aka Bug ID CSCsq58779.
Timeline
ID reserved
By cisco
- 40 days later
· 40 days later
Published
- 15 years later
· 15 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 | High7.6 | AV:N/AC:H/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 5.5% · top 7.1% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.6.
Affected products
n/a
- affected n/a
References
References7
- 36498 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- ciscoios-cme-extension-bo(53448) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20090923 Cisco Unified Communications Manager Express Vulnerability (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- ADV-2009-2758 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://tools.cisco.com/security/center/viewAlert.x?alertId=18884 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 58335 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 1022932 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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-2009-2855 (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-2009-2865)Record last updated .