Cisco Unified Communications Manager prior 4.1%283%29sr4 denial of service
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability was found in Cisco Unified Communications Manager (Unified Communication Software) and classified as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), 7.0 before 7.0(2a)su1, and 7.1 before 7.1(2) allows remote attackers to cause a denial of service (file-descriptor exhaustion and SCCP outage) via a flood of TCP packets, aka Bug ID CSCsx32236.
The weakness was released 08/26/2009 (Website). The advisory is shared for download at cisco.com. This vulnerability is handled as CVE-2009-2053. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.
Upgrading to version 4.1%283%29sr4 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at X-Force (52816). Entries connected to this vulnerability are available at 49677, 49675, 49674 and 49673.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.2
VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: T1499
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Unified Communications Manager 4.1%283%29sr4
Timeline
06/12/2009 🔍08/18/2009 🔍
08/26/2009 🔍
08/26/2009 🔍
08/26/2009 🔍
08/27/2009 🔍
08/28/2009 🔍
09/01/2009 🔍
03/18/2015 🔍
08/20/2021 🔍
Sources
Vendor: cisco.comAdvisory: cisco.com
Status: Not defined
CVE: CVE-2009-2053 (🔍)
X-Force: 52816
Vulnerability Center: 23343 - [cisco-sa-20090826-cucm] Cisco CUCM Remote DoS Vulnerability via a Flood of TCP Packets, High
SecurityFocus: 36152 - Cisco Unified Communications Manager Multiple Denial of Service Vulnerabilities
OSVDB: 57455 - Cisco Unified Communications Manager SCCP Packet Handling Unspecified Remote DoS
See also: 🔍
Entry
Created: 03/18/2015 15:15Updated: 08/20/2021 14:55
Changes: 03/18/2015 15:15 (54), 02/13/2017 10:35 (8), 08/20/2021 14:55 (3)
Complete: 🔍
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