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CVE-2008-3157
Nortel SIP Multimedia PC Client 4.x MCS5100 and MCS5200 does not limit the number of concurrent sessions, which allows attackers to cause…
Medium5.0EPSS 1.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Nortel SIP Multimedia PC Client 4.x MCS5100 and MCS5200 does not limit the number of concurrent sessions, which allows attackers to cause a denial of service (resource consumption) via a large number of sessions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 1.4% · top 27% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 30854 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1020371 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- ADV-2008-1942 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- nortel-sip-connection-handling-dos(43364) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://www.voipshield.com/research-details.php?id=61 (opens in a new tab)x_refsource_MISCx_transferred
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738961 (opens in a new tab)x_refsource_CONFIRMx_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)
- 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://trackcve.app/cve/CVE-2008-3157)Record last updated .