CVE-2020-12692
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
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.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-12692
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-12692.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 2:17.0.0~rc2-1 |
| debian | bullseye | fixed | 2:17.0.0~rc2-1 |
| debian | forky | fixed | 2:17.0.0~rc2-1 |
| debian | sid | fixed | 2:17.0.0~rc2-1 |
| debian | trixie | fixed | 2:17.0.0~rc2-1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-12692
- https://bugs.launchpad.net/keystone/+bug/1872737
- https://github.com/openstack/keystone
- https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2020-56.yaml
- https://opendev.org/openstack/keystone/commit/ab89ea749013e7f2c46260f68504f5687763e019
- https://security.openstack.org/ossa/OSSA-2020-003.html
- https://usn.ubuntu.com/4480-1
- https://www.openwall.com/lists/oss-security/2020/05/06/4
- http://www.openwall.com/lists/oss-security/2020/05/07/1
- https://usn.ubuntu.com/4480-1/
- https://www.suse.com/security/cve/CVE-2020-12692.html
- https://security-tracker.debian.org/tracker/CVE-2020-12692
Verify integrity in audit chain (admin only). AS-IS.