CVE-2018-1312
CRITICAL9.8EPSS 7.3%Published: 3/26/2018Modified: 4/28/2026
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.
Affected packages (2)
- Alpine/apache2from 0, < 2.4.33-r0
- Debian/apache2from 0, < 2.4.33-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |