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CVE-2018-1312

Public on 2018-03-26
Modified on 2018-05-03
Description

In Apache httpd 2.2.0 to 2.4.29, 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.

Severity
Low
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CVSS v3 Base Score
4.2
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 httpd24 2018-05-03 16:29 ALAS-2018-1004

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.2 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
NVD CVSSv2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
NVD CVSSv3 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H