CVE-2012-6140

1.9 LOW 0.2% exploit odds No fix listed

What it is

pam_google_authenticator.c in the PAM module in Google Authenticator before 1.0 requires user-readable permissions for the secret file, which allows local users to bypass intended access restrictions and discover a shared secret via standard filesystem operations, a different vulnerability than CVE-2013-0258.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. Limited direct impact.
Exploit odds: 0.2% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2013-04-24 10:28 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:47 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.2% in the next 30 days (EPSS).
Severity: 1.9 LOW (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2013-04-24 10:28 UTC
Last modified: 2026-06-16 23:47 UTC
Exploit probability: 0.2% · EPSS, next 30 days
Weakness: CWE-200 · Information exposure
Record status: Modified

Affected

Google Authenticator ≤ 0.91
Google Authenticator 0.86
Google Authenticator 0.87

Attack profile CVSS 2.0 · 1.9

Attack vector: Local
Complexity: Medium
Authentication: None
Confidentiality: Partial
Integrity: None
Availability: None

Raw vector

AV:L/AC:M/Au:N/C:P/I:N/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2012-6140.md and follow it. Check whether this project is affected by CVE-2012-6140. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record