CVE-2019-16215

State: Published
Severity: Not scored
Published: Sep 18, 2019
Updated: Aug 5, 2024
Reserved: Sep 11, 2019

Description

The Markdown parser in Zulip server before 2.0.5 used a regular expression vulnerable to exponential backtracking. A user who is logged into the server could send a crafted message causing the server to spend an effectively arbitrary amount of CPU time and stall the processing of future messages.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://blog.zulip.org/2019/09/11/zulip-server-2-0-5-security-release/
https://github.com/zulip/zulip/commit/5797f013b3be450c146a4141514bda525f2f1b51

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