Information Exposure Affecting c-ares-debuginfo package, versions <0:1.13.0-1.5.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
3.31% (87th percentile)

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  • Snyk IDSNYK-AMZN201803-CARESDEBUGINFO-1706573
  • published27 Sept 2021
  • disclosed7 Jul 2017

Introduced: 7 Jul 2017

CVE-2017-1000381  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 c-ares-debuginfo to version 0:1.13.0-1.5.amzn1 or higher.
This issue was patched in ALAS-2017-859.

NVD Description

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

The c-ares function ares_parse_naptr_reply(), which is used for parsing NAPTR responses, could be triggered to read memory outside of the given input buffer if the passed in DNS response packet was crafted in a particular way.

CVSS Base Scores

version 3.1