| Name | CVE-2020-12692 |
| Description | An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. The EC2 API doesn't have a signature TTL check for AWS Signature V4. An attacker can sniff the Authorization header, and then use it to reissue an OpenStack token an unlimited number of times. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4679-1 |
| Debian Bugs | 959900 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| keystone (PTS) | buster | 2:14.2.0-0+deb10u1 | fixed |
| buster (security) | 2:14.2.0-0+deb10u2 | fixed |
| bullseye | 2:18.0.0-3+deb11u1 | fixed |
| bookworm | 2:22.0.0-2 | fixed |
| sid, trixie | 2:25.0.0-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
[stretch] - keystone <end-of-life> (Not supported in stretch LTS)
[jessie] - keystone <end-of-life> (Not supported in Jessie LTS)
https://bugs.launchpad.net/keystone/+bug/1872737
https://www.openwall.com/lists/oss-security/2020/05/06/4