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Covert Timing Channel Affecting jbcs-httpd24-httpd-manual package, versions <0:2.4.37-33.jbcs.el7

Severity

 Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.04% (85th percentile)

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  • Snyk IDSNYK-RHEL7-JBCSHTTPD24HTTPDMANUAL-3623821
  • published26 Jul 2021
  • disclosed16 Apr 2018
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Introduced: 16 Apr 2018

CVE-2018-0737  (opens in a new tab)
CWE-385  (opens in a new tab)

How to fix?

Upgrade RHEL:7 jbcs-httpd24-httpd-manual to version 0:2.4.37-33.jbcs.el7 or higher.
This issue was patched in RHSA-2019:3933.

NVD Description

Note: Versions mentioned in the description apply only to the upstream jbcs-httpd24-httpd-manual package and not the jbcs-httpd24-httpd-manual package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

The OpenSSL RSA Key generation algorithm has been shown to be vulnerable to a cache timing side channel attack. An attacker with sufficient access to mount cache timing attacks during the RSA key generation process could recover the private key. Fixed in OpenSSL 1.1.0i-dev (Affected 1.1.0-1.1.0h). Fixed in OpenSSL 1.0.2p-dev (Affected 1.0.2b-1.0.2o).

References