CVE-2011-0389

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-02-25 · updated 2026-06-16
Weakness: CWE-399

Description

Cisco TelePresence Multipoint Switch (CTMS) devices with software 1.0.x, 1.1.x, 1.5.x, and 1.6.x allow remote attackers to cause a denial of service (process crash) via a crafted Real-Time Transport Control Protocol (RTCP) UDP packet, aka Bug ID CSCth60993.

Affected products

Cisco Telepresence Multipoint Switch: all versions
Cisco Telepresence Multipoint Switch Software: 1.0.4.0, 1.1.0, 1.1.1, 1.1.2, 1.5.0, 1.5.1 (+10)

References

http://www.cisco.com/en/US/products/products_security_advisory09186a0080b6e14e.shtml
http://www.securityfocus.com/bid/46520
http://www.securitytracker.com/id?1025113
https://exchange.xforce.ibmcloud.com/vulnerabilities/65622
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b6e14e.shtml
http://www.securityfocus.com/bid/46520
http://www.securitytracker.com/id?1025113
https://exchange.xforce.ibmcloud.com/vulnerabilities/65622

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