CVE-2018-1312
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Apache Http Server
PublishedMar 26, 2018
First seenMar 26, 2018
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apache http_server | 2.4.1, 2.4.2, 2.4.3, 2.4.4, 2.4.6, 2.4.7, 2.4.9, 2.4.10, 2.4.12, 2.4.16, 2.4.17, 2.4.18, 2.4.20, 2.4.23, 2.4.25, 2.4.26, 2.4.27, 2.4.28, 2.4.29 | — |
| canonical ubuntu_linux | 12.04, 14.04, 16.04, 17.10, 18.04 | — |
| debian debian_linux | 7.0, 8.0, 9.0 | — |
| netapp cloud_backup | No range specified | — |
| netapp storagegrid | No range specified | — |
| netapp clustered_data_ontap | No range specified | — |
| redhat jboss_core_services | 1.0 | — |
| redhat enterprise_linux_desktop | 7.0 | — |
| redhat enterprise_linux_eus | 7.6 | — |
| redhat enterprise_linux_server | 7.0 | — |
| redhat enterprise_linux_server_aus | 7.6 | — |
| redhat enterprise_linux_server_tus | 7.6 | — |
| redhat enterprise_linux_workstation | 7.0 | — |
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