CVE-2009-0057

high

Description

The Certificate Authority Proxy Function (CAPF) service in Cisco Unified Communications Manager 5.x before 5.1(3e) and 6.x before 6.1(3) allows remote attackers to cause a denial of service (voice service outage) by sending malformed input over a TCP session in which the "client terminates prematurely."

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/48139

http://www.vupen.com/english/advisories/2009/0213

http://www.securitytracker.com/id?1021620

http://www.securityfocus.com/bid/33379

http://www.cisco.com/en/US/products/products_security_advisory09186a0080a61928.shtml

http://secunia.com/advisories/33588

Details

Source: Mitre, NVD

Published: 2009-01-22

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.00529