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Apache HTTPD: Weak Digest auth nonce generation in mod_auth_digest (CVE-2018-1312)

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Apache HTTPD: Weak Digest auth nonce generation in mod_auth_digest (CVE-2018-1312)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
03/26/2018
Created
07/25/2018
Added
03/26/2018
Modified
01/13/2022

Description

When generating an HTTP Digest authentication challenge, the nonce sent to prevent reply attacks was not correctly generated using a pseudo-random seed. In a cluster of servers using a common Digest authentication configuration, HTTP requests could be replayed across servers by an attacker without detection.

Solution(s)

  • apache-httpd-upgrade-2_4_33

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