CVE-2021-3426 - Fedoraproject Fedora, Redhat Software Collections and Debian Debian Linux
Moderate 5.7
There's a flaw in Python 3's pydoc. A local or adjacent attacker who discovers or is able to convince another local or adjacent user to start a pydoc server could access the server and use it to disclose sensitive information belonging to the other user that they would not normally be able to access. The highest risk of this flaw is to data confidentiality. This flaw affects Python versions before 3.8.9, Python versions before 3.9.3 and Python versions before 3.10.0a7.
Affected software
Fedoraproject Fedora
Redhat Software Collections
Debian Debian Linux
Python Python
Redhat Enterprise Linux
Reference links
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BF2K7HEWADHN6P52R3QLIOX27U3DJ4HI/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N6VXJZSZ6N64AILJX4CTMACYGQGHHD5C/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LM5V4VPLBHBEASSAROYPSHXGXGGPHNOE/
- https://lists.debian.org/debian-lts-announce/2021/04/msg00005.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DQYPUKLLBOZMKFPO7RD7CENTXHUUEUV7/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/25HVHLBGO2KNPXJ3G426QEYSSCECJDU5/
- https://bugzilla.redhat.com/show_bug.cgi?id=1935913
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QNGAFMPIYIVJ47FCF2NK2PIX22HUG35B/
- https://security.gentoo.org/glsa/202104-04
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VPX7Y5GQDNB4FJTREWONGC4ZSVH7TGHF/