Vulnerability DatabaseCVE-2020-29651
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CVE-2020-29651
Published:December 09, 2020
Updated:May 17, 2026
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.
Affected Packages
py (PYTHON):
Affected version(s) >=0.8.0-alpha2 <1.10.0
Fix Suggestion:
Update to version 1.10.0
Related Resources (19)
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AYWNYEV3FGDHPIHX4DDUDMFZ6NLCQRC4
https://lists.debian.org/debian-lts-announce/2024/11/msg00024.html
https://access.redhat.com/security/cve/CVE-2020-29651
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CHDTINIBJZ67T3W74QTBIY5LPKAXEOGR/
https://github.com/pytest-dev/py
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AYWNYEV3FGDHPIHX4DDUDMFZ6NLCQRC4
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CHDTINIBJZ67T3W74QTBIY5LPKAXEOGR
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CHDTINIBJZ67T3W74QTBIY5LPKAXEOGR
https://github.com/pytest-dev/py/issues/256
https://nvd.nist.gov/vuln/detail/CVE-2020-29651
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AYWNYEV3FGDHPIHX4DDUDMFZ6NLCQRC4/
https://github.com/pytest-dev/py/pull/257
https://security-tracker.debian.org/tracker/CVE-2020-29651
https://github.com/advisories/GHSA-hj5v-574p-mj7c
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CHDTINIBJZ67T3W74QTBIY5LPKAXEOGR/
https://github.com/pypa/advisory-database/tree/main/vulns/py/PYSEC-2020-92.yaml
https://github.com/pytest-dev/py/pull/257/commits/4a9017dc6199d2a564b6e4b0aa39d6d8870e4144
https://www.oracle.com/security-alerts/cpujul2022.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AYWNYEV3FGDHPIHX4DDUDMFZ6NLCQRC4/
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Uncontrolled Resource Consumption
CWE-400
EPSS
Base Score:
0.78