Improper Input Validation Affecting libuser-debuginfo package, versions <0:0.56.13-8.15.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN201803-LIBUSERDEBUGINFO-1688824
  • published27 Sept 2021
  • disclosed11 Aug 2015

Introduced: 11 Aug 2015

CVE-2015-3245  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 libuser-debuginfo to version 0:0.56.13-8.15.amzn1 or higher.
This issue was patched in ALAS-2015-572.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libuser-debuginfo package and not the libuser-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Incomplete blacklist vulnerability in the chfn function in libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, allows local users to cause a denial of service (/etc/passwd corruption) via a newline character in the GECOS field.

CVSS Base Scores

version 3.1