CVE-2021-41803
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
Improper handling of node names in JWT claims assertions in github.com/hashicorp/consul
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 withsource_tier=community-verified.
OS impact
Debian Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| bullseye | Affected | — |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/hashicorp/consul | >=1.8.1,<1.11.9 | 1.11.9 |
| Go | github.com/hashicorp/consul | >=1.12.0,<1.12.5 | 1.12.5 |
| Go | github.com/hashicorp/consul | >=1.13.0,<1.13.2 | 1.13.2 |
References
- https://security-tracker.debian.org/tracker/CVE-2021-41803
- https://nvd.nist.gov/vuln/detail/CVE-2021-41803
- https://github.com/hashicorp/consul/pull/14577/commits/2c881259ce10e308ff03afc968c4165998fd7fee
- https://discuss.hashicorp.com/t/hcsec-2022-19-consul-auto-config-jwt-authorization-missing-input-validation/44627
- https://github.com/hashicorp/consul
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.