CVE-2023-46737 is a denial-of-service vulnerability affecting Cosign, a sigstore signing tool for OCI containers. An attacker controlling a remote registry can cause Cosign to enter a long or infinite loop by returning an excessive number of attestations or signatures, preventing legitimate users from verifying data. The vulnerability has a CVSS score of 5.3 (Medium), indicating a network attack vector with low complexity and a potential impact of low availability. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.2.1CPE matchmatch criteria | cpe:2.3:a:sigstore:cosign:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
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