CVE-2023-51437
unknown
CVSS v3
—
CVSS v4 NEW
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VIR risk
—
Description
Apache Pulsar SASL Authentication Provider observable timing discrepancy vulnerability
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 |
|---|---|---|---|
| Maven | org.apache.pulsar:pulsar-broker-auth-sasl | <2.11.3 | 2.11.3 |
| Maven | org.apache.pulsar:pulsar-broker-auth-sasl | >=3.0.0,<3.0.2 | 3.0.2 |
| Maven | org.apache.pulsar:pulsar-broker-auth-sasl | >=3.1.0,<3.1.1 | 3.1.1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2023-51437
- https://github.com/apache/pulsar/pull/21061
- https://github.com/apache/pulsar/commit/6274fa01a75d74d559bb7e514c970f1fc07d15bc
- https://github.com/apache/pulsar/commit/bc1019fa8ed37b8a4c8bb01e3662c6c015e1bc27
- https://github.com/apache/pulsar/commit/c05954e66ff33098aeb848f4bde51613ace7e47e
- https://github.com/apache/pulsar/commit/c27beca64cc93848c40a374f19eaf4d3cc4f4f03
- https://github.com/apache/pulsar
- https://lists.apache.org/thread/5kgmvvolf5tzp5rz9xjwfg2ncwvqqgl5
- https://www.openwall.com/lists/oss-security/2024/02/07/1
- http://www.openwall.com/lists/oss-security/2024/02/07/1
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.