CVE-2020-12692

unknown

Published 2022-05-24 · Modified 2023-11-08

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

—

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CVSS v4 NEW

—

not yet in upstream

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

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`2:17.0.0~rc2-1`
sid	Fixed	`2:17.0.0~rc2-1`
forky	Fixed	`2:17.0.0~rc2-1`
bullseye	Fixed	`2:17.0.0~rc2-1`
bookworm	Fixed	`2:17.0.0~rc2-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
PyPI	keystone	`>=16.0.0.0rc1,<16.0.0`	`16.0.0`
PyPI	keystone	`<15.0.1`	`15.0.1`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.