Security Information / 2017 / Security Information -- DSA-3979-1 pyjwt

Debian Security Advisory

DSA-3979-1 pyjwt -- security update

Date Reported:

19 Sep 2017

Affected Packages:

pyjwt

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2017-11424.

More information:

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.

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.