PT-2022-24995 · Nagvis+1 · Nagvis+1

Published 2022-11-13 · Updated 2025-05-01 · CVE-2022-3979

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions NagVis versions up to 1.9.33

Description A vulnerability was found in the function checkAuthCookie of the file share/server/core/classes/CoreLogonMultisite.php. The manipulation of the argument hash leads to incorrect type conversion. The attack may be initiated remotely. The complexity of an attack is rather high, and the exploitation is known to be difficult.

Recommendations For NagVis versions up to 1.9.33, upgrade to version 1.9.34 to address this issue. As a temporary workaround, consider restricting access to the checkAuthCookie function until the upgrade is applied.

Exploit

Fix

Incorrect Type Conversion or Cast

Weakness Enumeration

CWE-704

Related Identifiers

CVE-2022-3979

DLA-4149-1

Affected Products

Debian

Nagvis

References · 17

• 🔥 https://sonarsource.com/blog/checkmk-rce-chain-2 · Exploit
• https://github.com/NagVis/nagvis/releases/tag/nagvis-1.9.34 · Patch
• https://github.com/NagVis/nagvis/commit/7574fd8a2903282c2e0d1feef5c4876763db21d5 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-3979 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-4149-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-3979 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-3979 · Security Note
• https://osv.dev/vulnerability/CVE-2022-3979 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-3979 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-3979 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-3979 · Vendor Advisory
• https://t.me/cvenotify/37598 · Telegram Post
• https://vuldb.com/?id.213557 · Note
• https://t.me/cvenotify/70554 · Telegram Post
• https://vuldb.com/?ctiid.213557 · Note