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MEDIUM · 5.3

CVE-2018-1000539

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 Attack...

Vulnerability Description

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.

CVSS Score

5.3

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
Json-Jwt ProjectJson-Jwt>= 0.5.0, < 1.9.4

Related Weaknesses (CWE)

CWE-347

References

FAQ

What is CVE-2018-1000539?

CVE-2018-1000539 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 Attack...

How severe is CVE-2018-1000539?

CVE-2018-1000539 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-1000539?

Check the references section above for vendor advisories and patch information. Affected products include: Json-Jwt Project Json-Jwt.