Vigil@nce - Python Markdown2: overload via Regular Expression
May 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
– Impacted products: Fedora, openSUSE Leap, SLES.
– Severity: 2/4.
– Consequences: denial of service on server, denial of service on
service, denial of service on client.
– Provenance: document.
– Confidence: confirmed by the editor (5/5).
– Creation date: 17/03/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger an overload via Regular Expression of
Python Markdown2, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Python-Markdown2-overload-via-Regular-Expression-34868