CVE-2009-2050
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) before 6.1(1) allows remote...
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) before 6.1(1) allows remote attackers to cause a denial of service (voice-services outage) via a malformed header in a SIP message, aka Bug ID CSCsi46466.
Exploit likelihood
What each source reports
NVD Score used
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) before 6.1(1) allows remote attackers to cause a denial of service (voice-services outage) via a malformed header in a SIP message, aka Bug ID CSCsi46466.
- Record
CVE-2009-2050- CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
CVE List No score
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) before 6.1(1) allows remote attackers to cause a denial of service (voice-services outage) via a malformed header in a SIP message, aka Bug ID CSCsi46466.
- Record
CVE-2009-2050- Updated
- 2026-11-02
EUVDEUVD-2009-2046 No score
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) before 6.1(1) allows remote attackers to cause a denial of service (voice-services outage) via a malformed header in a SIP message, aka Bug ID CSCsi46466.
- Record
EUVD-2009-2046- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-52wx-6vvh-8hww No score
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) before 6.1(1) allows remote...
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) before 6.1(1) allows remote attackers to cause a denial of service (voice-services outage) via a malformed header in a SIP message, aka Bug ID CSCsi46466.
- Record
GHSA-52wx-6vvh-8hww- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-2050 is a high vulnerability (CVSS 7.8) in Cisco Unified Communications Manager, published August 27, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.44%, the 89th percentile. No source names a fixed version.