CVE-2024-9313

Authd PAM module before version 0.3.5 can allow broker-managed users to impersonate any other user managed by the same broker and perform any PAM operation with it, including authenticating as them.

Published: 2024-10-03 Last update: 2025-08-26 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2024-9313 is rated Moderate Risk (50.4/100): CVSS High severity, with low exploitation likelihood (EPSS 0.58%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2024-9313

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.48% 0.58% +0.10%
2 2026-03-24 0.63% 0.48% -0.15%
3 2026-03-23 0.63%

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-9313

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
2.8 5.9 [email protected]

Weakness enumeration for CVE-2024-9313

GitHub Security Advisory for CVE-2024-9313

GHSA-x5q3-c8rm-w787 · Severity: high · Ecosystem: go — PAM module may allow accessing with the credentials of another user

OS Trackers for CVE-2024-9313

vendor priority summary link
ubuntu medium CVE-2024-9313 medium priority: Ubuntu has no source package entries, 0 status rows across 0 suites (none): no status rows. https://ubuntu.com/security/CVE-2024-9313

Affected software / configurations for CVE-2024-9313

Vendor Product Version Raw CPE
canonical authd < 0.3.5 cpe:2.3:a:canonical:authd:*:*:*:*:*:*:*:*

References for CVE-2024-9313

cvelogic Threat Intelligence