Vulnerability Monitor

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CVE-2011-2543

Buffer overflow in the cuil component in Cisco Telepresence System Integrator C Series 4.x before TC4.2.0 allows remote authenticated users to cause a denial of service (endpoint reboot or process crash) or possibly execute arbitrary code via a long location parameter to the getxml program, aka Bug ID CSCtq46496.

Security Impact Summary

CVE-2011-2543 is a security vulnerability that . Impacting 4 products from cisco, from cisco, from cisco and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2011, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2011-09-23T10:55:02.693

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 9.0 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.0

Impact Score

10.0

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Hardware	cisco	telepresence_codec_c40	*	Yes
Hardware	cisco	telepresence_codec_c60	*	Yes
Hardware	cisco	telepresence_codec_c90	*	Yes
Application	cisco	telepresence_c_series_software	tc4.0.0	Yes
Application	cisco	telepresence_c_series_software	tc4.0.1	Yes
Application	cisco	telepresence_c_series_software	tc4.0.4	Yes
Application	cisco	telepresence_c_series_software	tc4.1.0	Yes
Application	cisco	telepresence_c_series_software	tc4.1.1	Yes
Application	cisco	telepresence_c_series_software	tc4.1.2	Yes

References

http://secunia.com/advisories/46057 Vendor Advisory ([email protected])
http://secunia.com/advisories/46109 Vendor Advisory ([email protected])
http://securityreason.com/securityalert/8393 ([email protected])
http://securitytracker.com/id?1026072 Exploit ([email protected])
http://www.exploit-db.com/exploits/17871 Exploit ([email protected])
http://www.securityfocus.com/archive/1/519698/100/0/threaded ([email protected])
http://www.securityfocus.com/bid/49670 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/69907 ([email protected])
http://secunia.com/advisories/46057 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/46109 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://securityreason.com/securityalert/8393 (af854a3a-2127-422b-91ae-364da2661108)
http://securitytracker.com/id?1026072 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.exploit-db.com/exploits/17871 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/519698/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/49670 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/69907 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.