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CVE

CVE-2008-5180

Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of ser

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.

MEDIUM · CVSS 5.3 EPSS 0.76735
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  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-770Allocation of Resources Without Limits or Throttling
CWE-770Allocation of Resources Without Limits or Throttling
▤

Affected Products & Versions

1
microsoft office communicatorall versions
⚠

Public Exploits & PoCs

4
dosMicrosoft Office 2010 Beta - Communicator SIP Denial of Service2010-04-06
dosMicrosoft Office - Communicator 'SIP' Remote Denial of Serviceverified
pocwww.exploit-db.com · 12079www.exploit-db.com
pocwww.exploit-db.com · 7262www.exploit-db.com
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD20 Nov 2008 · 03:30 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://secunia.com/advisories/32940Broken Link
http://www.securityfocus.com/bid/39221Broken LinkThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id?1021294Broken LinkThird Party AdvisoryVDB Entry
http://www.voipshield.com/research-details.php?id=133Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/46673Third Party AdvisoryVDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/57581Third Party AdvisoryVDB Entry
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