CVE-2021-21271
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
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Description
Uncontrolled resource consumption during consensus in github.com/tendermint/tendermint
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.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/tendermint/tendermint | >=0.34.0,<0.34.3 | 0.34.3 |
References
- https://github.com/tendermint/tendermint/security/advisories/GHSA-p658-8693-mhvg
- https://nvd.nist.gov/vuln/detail/CVE-2021-21271
- https://github.com/tendermint/tendermint/pull/5219
- https://github.com/tendermint/tendermint/commit/a2a6852ab99e4a0f9e79f0ea8c1726e262e25c76
- https://github.com/tendermint/tendermint
- https://github.com/tendermint/tendermint/blob/v0.34.3/CHANGELOG.md#v0.34.3
- https://pkg.go.dev/vuln/GO-2022-1052
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.