CVE-2025-34323 is a local privilege escalation vulnerability affecting Nagios Log Server versions prior to 2026R1.0.1. It arises from a sudo misconfiguration combined with group-writable application directories, allowing the 'www-data' user (a member of the 'nagios' group) to replace root-owned scripts executed via passwordless sudo. This allows an attacker to execute arbitrary commands with root privileges, leading to full system compromise. The vulnerability has a CVSS score of 7.8 (HIGH) due to its low attack complexity and high impact on confidentiality, integrity, and availability, requiring only local access and low privileges. Currently, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2026CPE matchmatch criteria | cpe:2.3:a:nagios:log_server:*:*:*:*:*:*:*:* | ||
2026CPE matchmatch criteria | cpe:2.3:a:nagios:log_server:2026:r1:*:*:*:*:*:* | ||
>= 0, < 2026R1.0.1CPE match | cpe:2.3:a:nagios:log_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.