CVE-2021-25743
unknown
CVSS v3
—
CVSS v4 NEW
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VIR risk
—
Description
kubectl does not neutralize escape, meta or control sequences contained in the raw data it outputs to a terminal. This includes but is not limited to the unstructured string fields in objects such as Events.
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
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Mixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.31.4+ds-1 |
| sid | Fixed | 1.31.4+ds-1 |
| forky | Fixed | 1.31.4+ds-1 |
| bullseye | Affected | — |
| bookworm | Fixed | 1.20.5+really1.20.2-1.1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | k8s.io/kubernetes | <1.26.0-alpha.3 | 1.26.0-alpha.3 |
References
- https://www.suse.com/security/cve/CVE-2021-25743.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-25743
- https://github.com/kubernetes/kubernetes/issues/101695
- https://github.com/kubernetes/kubernetes/pull/112553
- https://github.com/kubernetes/kubernetes/commit/dad0e937c0f76344363eb691b2668490ffef8537
- https://github.com/kubernetes/kubernetes
- https://security.netapp.com/advisory/ntap-20220217-0003
- https://github.com/advisories/GHSA-f9jg-8p32-2f55
- https://security-tracker.debian.org/tracker/CVE-2021-25743
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.