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CVE-2018-9275

UnknownEPSS 1.47%

Last modified

CVE-2018-9275 is a vulnerability of currently unknown severity. In check_user_token in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the auth mapping file, which can lead to information disclosure (serial number of a device) and/or DoS (reaching the maximum number of file descriptors).. EPSS estimates a 1.47% chance of exploitation in the next 30 days.

Description

In check_user_token in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the auth mapping file, which can lead to information disclosure (serial number of a device) and/or DoS (reaching the maximum number of file descriptors).

Metrics

EPSS Probability
1.47%

70.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
YubicoYubico Pam>= 2.18, <= 2.25

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-9275?
In check_user_token in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the auth mapping file, which can lead to information disclosure (serial number of a device) and/or DoS (reaching the maximum number of file descriptors).
How severe is CVE-2018-9275?
Severity scoring for CVE-2018-9275 is pending analysis. The EPSS model estimates a 1.47% probability of exploitation in the next 30 days.
How do I fix CVE-2018-9275?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST