CVE-2011-1604
Memory leak in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6...
CVE-2011-1604 is a high vulnerability (CVSS 7.1) in Cisco Unified Communications Manager, published May 3, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.51%, the 85th percentile. No source names a fixed version.
- Severity
- 7.1 HighCVSS 2.0, NVD
- Exploit chance
- 2.51%EPSS, 85th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Memory leak in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5)su3, 7.x before 7.1(5b)su3, 8.0 before 8.0(3a)su2, and 8.5 before 8.5(1) allows remote attackers to cause a denial of service (memory consumption and process failure) via a malformed SIP message, aka Bug ID CSCti42904.
Exploit likelihood
Affected products
What each source reports
NVD Score used
Memory leak in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5)su3, 7.x before 7.1(5b)su3, 8.0 before 8.0(3a)su2, and 8.5 before 8.5(1) allows remote attackers to cause a denial of service (memory consumption and process failure) via a malformed SIP message, aka Bug ID CSCti42904.
- Record
CVE-2011-1604- CVSS 2.0
- 7.1 High
AV:N/AC:M/Au:N/C:N/I:N/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE ListNo score
Memory leak in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5)su3, 7.x before 7.1(5b)su3, 8.0 before 8.0(3a)su2, and 8.5 before 8.5(1) allows remote attackers to cause a denial of service (memory consumption and process failure) via a malformed SIP message, aka Bug ID CSCti42904.
- Record
CVE-2011-1604- Updated
- 2026-11-02
EUVDEUVD-2011-1604No score
Memory leak in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5)su3, 7.x before 7.1(5b)su3, 8.0 before 8.0(3a)su2, and 8.5 before 8.5(1) allows remote attackers to cause a denial of service (memory consumption and process failure) via a malformed SIP message, aka Bug ID CSCti42904.
- Record
EUVD-2011-1604- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fhvf-2vjr-3jh6No score
Memory leak in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6...
Memory leak in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5)su3, 7.x before 7.1(5b)su3, 8.0 before 8.0(3a)su2, and 8.5 before 8.5(1) allows remote attackers to cause a denial of service (memory consumption and process failure) via a malformed SIP message, aka Bug ID CSCti42904.
- Record
GHSA-fhvf-2vjr-3jh6- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
exchange.xforce.ibmcloud.com/vulnerabilities/67122
secunia.com/advisories/44331
archives.neohapsis.com/archives/fulldisclosure/2011-05/0051.html
securitytracker.com/id?1025449
securityfocus.com/bid/47609
vupen.com/english/advisories/2011/1122
cisco.com/en/US/products/products_security_advisory09186a0080b79904.shtml
nvd.nist.gov/vuln/detail/CVE-2011-1604
github.com/advisories/GHSA-fhvf-2vjr-3jh6