CVE-2019-9674

high

Description

Lib/zipfile.py in Python through 3.7.2 allows remote attackers to cause a denial of service (resource consumption) via a ZIP bomb.

References

Advisories
More

https://usn.ubuntu.com/4428-1/

https://security.netapp.com/advisory/ntap-20200221-0003/

https://github.com/python/cpython/blob/master/Lib/zipfile.py

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00003.html

https://www.python.org/news/security/

https://python-security.readthedocs.io/security.html#archives-and-zip-bomb

https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-19040

https://bugs.python.org/issue36462

https://bugs.python.org/issue36260

Details

Source: Mitre, NVD

Published: 2020-02-04

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.01138