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
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | httpd24 | 2018-05-03 | ALAS-2018-1004 | Fixed |
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 |