CVE-2024-20253 is a critical remote code execution vulnerability affecting multiple Cisco Unified Communications and Contact Center Solutions products, including Unified Communications Manager and Unity Connection. This flaw, rated 10.0 CVSS, allows an unauthenticated, remote attacker to execute arbitrary code with root privileges by sending a crafted message to a listening port, stemming from improper processing of user-provided data. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion (14 mentions) and media coverage (3 articles), indicating high awareness. Cisco has released patches, with some discussion suggesting smaller patches for CallManager systems are available.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 12.5\(1\)su8CPE matchmatch criteria | cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:-:*:*:* | ||
>= 14.0, < 14su3CPE matchmatch criteria | cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:* | ||
< 12.5\(1\)su8CPE matchmatch criteria | cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:session_management:*:*:* | ||
>= 14.0, < 14su3CPE matchmatch criteria | cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:session_management:*:*:* | ||
< 12.5\(1\)su8CPE matchmatch criteria | cpe:2.3:a:cisco:unified_communications_manager_im_and_presence_service:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.