CVE-2021-32783
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
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Description
ExternalName Services can be used to gain access to Envoy's admin interface in github.com/projectcontour/contour
Predictions
Exploit likelihood
30%
Patch ETA
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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.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/projectcontour/contour | <1.14.2 | 1.14.2 |
| Go | github.com/projectcontour/contour | >=1.15.0,<1.15.2 | 1.15.2 |
| Go | github.com/projectcontour/contour | >=1.16.0,<1.16.1 | 1.16.1 |
| Go | github.com/projectcontour/contour | >=1.17.0,<1.17.1 | 1.17.1 |
References
- https://github.com/projectcontour/contour/security/advisories/GHSA-5ph6-qq5x-7jwc
- https://nvd.nist.gov/vuln/detail/CVE-2021-32783
- https://github.com/projectcontour/contour/commit/5f3e6d0ab1d48e64bae46400c85c490b200393a3
- https://github.com/projectcontour/contour/commit/b53a5c4fd927f4ea2c6cf02f1359d8e28bef852e
- https://github.com/projectcontour/contour/releases/tag/v1.14.2
- https://github.com/projectcontour/contour/releases/tag/v1.15.2
- https://github.com/projectcontour/contour/releases/tag/v1.16.1
- https://github.com/projectcontour/contour/releases/tag/v1.17.1
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.