CVE-2020-29651

python-py: ReDoS in the py.path.svnwc component via mailicious input to blame functionality

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Severity

Low

Red Hat Product Security

4.3

CVSS 3.1

Review impact separately from score.

Published · September 3, 2020

Updated · June 27, 2026

Description

A denial of service via regular expression in the py.path.svnwc component of py (aka python-py) through 1.9.0 could be used by attackers to cause a compute-time denial of service attack by supplying malicious input to the blame functionality.

Statement

In Red Hat OpenStack Platform, because the flaw has a lower impact and the fix would require a substantial amount of development, no update will be provided at this time for the RHOSP python-py package.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 4.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CWE-1333 · Inefficient Regular Expression Complexity