ZeroHour

Vulnerabilities

3 CVEs · NVD, GitHub Advisories, CISA KEV, FIRST EPSS, GitHub PoC repos

CVEVulnerabilityCVSSEPSSFlagsAffectedExposurePublished
CVE-2023-51774
The json-jwt (aka JSON::JWT) gem 1.16.3 for Ruby sometimes allows bypass of identity checks via a sign/encryption confusion attack.

The json-jwt (aka JSON::JWT) gem 1.16.3 for Ruby sometimes allows bypass of identity checks via a sign/encryption confusion attack. For example, JWE can sometimes be used to bypass JSON::JWT.decode.

NVD description · AI analysis pending
8.4<1% PoC
  • json-jwt project json-jwt
CVE-2019-18848
The json-jwt gem before 1.11.0 for Ruby lacks an element count during the splitting of a JWE string.

The json-jwt gem before 1.11.0 for Ruby lacks an element count during the splitting of a JWE string.

NVD description · AI analysis pending
7.51%
  • json-jwt project json-jwt
  • json-jwt project debian linux
CVE-2018-1000539
Nov json-jwt version >= 0.5.0 && < 1.9.4 contains a CWE-347:

Nov json-jwt version >= 0.5.0 && < 1.9.4 contains a CWE-347: Improper Verification of Cryptographic Signature vulnerability in Decryption of AES-GCM encrypted JSON Web Tokens that can result in Attacker can forge a authentication tag. This attack appear to be exploitable via network connectivity. This vulnerability appears to have been fixed in 1.9.4 and later.

NVD description · AI analysis pending
5.3<1%
  • json-jwt project json-jwt