CVE-2008-5180
Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory…
- 5.3MediumCVSS base score
- 68.0%Exploitation in 30 daysEPSS · top 0.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests, which trigger the creation of many sessions.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list 2 Exploit-DB entries for it. 2 references of the record are tagged as an exploit. CISA's SSVC rates its exploitation: a proof of concept is public.
Show the exploits4
Exploit-DB2 entries
- Microsoft Office 2010 Beta - Communicator SIP Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 12079dos, windowspublished 6 Apr 2010Not verified
- Microsoft Office - Communicator 'SIP' Remote Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 7262dos, windowspublished 28 Nov 2008Verified
References tagged exploit2 references
- 7262 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 12079 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 16 years later
· 16 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 |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVDNVD · Modified | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
- EPSS (exploitation in 30 days)
- 68.0% · top 0.7% of all CVEs (10 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Affected products
n/a
- affected n/a
References
8
- 7262 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 39221 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- microsoft-communicator-invite-dos(46673) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 1021294 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 12079 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- office-communicator-sip-dos(57581) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://www.voipshield.com/research-details.php?id=133 (opens in a new tab)x_refsource_MISCx_transferred
- 32940 (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-2008-5158 (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-2008-5180)Record last updated .