CVE-2021-32739 is a privilege escalation vulnerability in Icinga, a monitoring system, affecting versions 2.4.0 through 2.12.4. An authenticated API user with read-only credentials can exploit this flaw by extracting the ticket_salt from ApiListener objects, enabling them to forge certificates and impersonate other endpoints or API users. This vulnerability carries a high CVSS score of 8.8, indicating a network-based attack with low complexity and high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.4.0, < 2.11.10CPE matchmatch criteria | cpe:2.3:a:icinga:icinga:*:*:*:*:*:*:*:* | ||
>= 2.12.0, < 2.12.5CPE matchmatch criteria | cpe:2.3:a:icinga:icinga:*:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.