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CVE-2015-0621
Cisco TelePresence MCU devices with software 4.5(1.45) allow remote attackers to cause a denial of service (device reload) via an…
- 7.8HighCVSS base score
- 1.8%Exploitation in 30 daysEPSS · top 21% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Cisco TelePresence MCU devices with software 4.5(1.45) allow remote attackers to cause a denial of service (device reload) via an unspecified series of TCP packets, aka Bug ID CSCur50347.
Timeline
ID reserved
By cisco
- 42 days later
· 42 days later
Published
- 9 years later
· 9 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 | High7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 1.8% · top 21% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
5
- 72635 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- cisco-telepresence-cve20150621-dos(100936) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://tools.cisco.com/security/center/viewAlert.x?alertId=37495 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20150217 Cisco TelePresence Multipoint Control Unit Denial of Service Vulnerability (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- 1031756 (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-2015-0634 (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-2015-0621)Record last updated .