CVE-2009-0636 json
Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when SIP voice services are enabled, allows remote attackers to cause a denial of…
published 17y ago modified 4mo ago also EUVD-2009-0639
- cvss
- 7.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.9%
- EPSS 2.9% chance of exploitation in 30 days, percentile 87%
- public exploits
- 0
- none known
Summary
Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when SIP voice services are enabled, allows remote attackers to cause a denial of service (device crash) via a valid SIP message.
Patch / fix
Is CVE-2009-0636 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
2.95% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-14).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Classification
- Technology feeds
References
-
cisco.com
/en/US/products/products_security_advisory09186a0080a904c0.shtml
vendor-advisory, patch
-
cisco.com
/en/US/products/products_security_advisory09186a0080a90469.shtml
patch, vendor-advisory
-
secunia.com
/advisories/34438
third-party-advisory, vendor-advisory
-
vupen.com
/english/advisories/2009/0851
vdb-entry, vendor-advisory
-
securityfocus.com
/bid/34243
vdb-entry
-
exchange.xforce.ibmcloud.com
/vulnerabilities/49421
vdb-entry
-
securitytracker.com
/id?1021902
vdb-entry
Sources
- CVE List CVE-2009-0636
- NVD CVE-2009-0636
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