Cryptographic Issues Affecting openssl package, versions <1:1.0.1k-14.91.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
89.06% (100th percentile)

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  • Snyk IDSNYK-AMZN201803-OPENSSL-1696664
  • published27 Sept 2021
  • disclosed5 May 2016

Introduced: 5 May 2016

CVE-2016-2107  (opens in a new tab)
CWE-310  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 openssl to version 1:1.0.1k-14.91.amzn1 or higher.
This issue was patched in ALAS-2016-695.

NVD Description

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

The AES-NI implementation in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h does not consider memory allocation during a certain padding check, which allows remote attackers to obtain sensitive cleartext information via a padding-oracle attack against an AES CBC session. NOTE: this vulnerability exists because of an incorrect fix for CVE-2013-0169.

References

CVSS Base Scores

version 3.1