Cryptographic Issues Affecting openssl package, versions <0:1.0.0-27.el6_4.2


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.23% (63rd percentile)

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  • Snyk IDSNYK-ORACLE6-OPENSSL-2473039
  • published10 Apr 2022
  • disclosed15 Sept 2012

Introduced: 15 Sep 2012

CVE-2012-4929  (opens in a new tab)
CWE-310  (opens in a new tab)

How to fix?

Upgrade Oracle:6 openssl to version 0:1.0.0-27.el6_4.2 or higher.
This issue was patched in ELSA-2013-0587.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssl package and not the openssl package as distributed by Oracle. See How to fix? for Oracle:6 relevant fixed versions and status.

The TLS protocol 1.2 and earlier, as used in Mozilla Firefox, Google Chrome, Qt, and other products, can encrypt compressed data without properly obfuscating the length of the unencrypted data, which allows man-in-the-middle attackers to obtain plaintext HTTP headers by observing length differences during a series of guesses in which a string in an HTTP request potentially matches an unknown string in an HTTP header, aka a "CRIME" attack.

References

CVSS Scores

version 3.1