Severity
7.5HIGH
EPSS
0.6%
top 30.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 8
Latest updateMay 24
Description
A vulnerability in the Session Initiation Protocol (SIP) of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to incorrect handling of incoming SIP traffic. An attacker could exploit this vulnerability by sending a series of SIP packets to an affected device. A successful exploit could allow the attacker to exhaust memory on an…
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 2.2 | Impact: 3.6
Affected Packages3 packages
🔴Vulnerability Details
2GHSA▶
GHSA-9c7p-6wrp-cw32: A vulnerability in the Session Initiation Protocol (SIP) of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allo↗2022-05-24
CVEList▶
Cisco Expressway Series and TelePresence Video Communication Server Denial of Service Vulnerability↗2020-10-08
📋Vendor Advisories
1Cisco▶
Cisco Expressway Series and TelePresence Video Communication Server Denial of Service Vulnerability↗2020-10-07