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Debian Security Advisory DSA 3979-1 (pyjwt - security update)
Information
Severity
Severity
Medium
Family
Family
Debian Local Security Checks
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:P/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
4 years ago
Modified
Modified
3 years ago
Summary
It was discovered that PyJWT, a Python implementation of JSON Web Token performed insufficient validation of some public key types, which could allow a remote attacker to craft JWTs from scratch.
Affected Software
Affected Software
pyjwt on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For the oldstable distribution (jessie), this problem has been fixed in version 0.2.1-1+deb8u2. For the stable distribution (stretch), this problem has been fixed in version 1.4.2-1+deb9u1. We recommend that you upgrade your pyjwt packages.