In short
- CVE-2023-33199 is a MEDIUM (CVSS 5.3) vulnerability affecting github.com/sigstore/rekor, rekor (linuxfoundation).
- Chance of exploitation in the next 30 days (EPSS): 0.67%, higher than 52.0% of all vulnerabilities.
- Fix: update to 1.2.0 or later.
Description
Impact
A malformed proposed entry of the intoto/v0.0.2 type can cause a panic on a thread within the Rekor process. The thread is recovered so the client receives a 500 error message and service still continues, so the availability impact of this is minimal.
Patches
This is fixed in v1.2.0 of Rekor.
Workarounds
No
References
Discovered by OSS-Fuzz
NVD description
Rekor's goals are to provide an immutable tamper resistant ledger of metadata generated within a software projects supply chain. A malformed proposed entry of the `intoto/v0.0.2` type can cause a panic on a thread within the Rekor process. The thread is recovered so the client receives a 500 error message and service still continues, so the availability impact of this is minimal. This has been fixed in v1.2.0 of Rekor. Users are advised to upgrade. There are no known workarounds for this vulnerability.
More vulnerabilities in github.com/sigstore/rekor
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