Vulnerability · Published Apr 21, 2022 · Assigned by cisco

CVE-2022-20783Cisco TelePresence Collaboration Endpoint and RoomOS Software H.323 Denial of Service Vulnerability

High 7.5

In plain English

A high-severity security flaw in Cisco RoomOS Software from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)1.4%top 26.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability in the packet processing functionality of Cisco TelePresence Collaboration Endpoint (CE) Software and Cisco RoomOS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted H.323 traffic to an affected device. A successful exploit could allow the attacker to cause the affected device to either reboot normally or reboot into maintenance mode, which could result in a DoS condition on the device.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco RoomOS Software	n/a

Weakness: CWE-1287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

20220420 Cisco TelePresence Collaboration Endpoint and RoomOS Software H.323 Denial of Service Vulnerability vendor-advisory, x_refsource_CISCO