CVE-2024-0450

Quoted zip-bomb protection for zipfile

At a glance

Severity
MEDIUM 6.2
EPSS
EPSS 0.34 % · percentile 27 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
PSF
NVD status
Deferred

Description

An issue was found in the CPython `zipfile` module affecting versions 3.12.1, 3.11.7, 3.10.13, 3.9.18, and 3.8.18 and prior. The zipfile module is vulnerable to “quoted-overlap” zip-bombs which exploit the zip format to create a zip-bomb with a high compression ratio. The fixed versions of CPython makes the zipfile module reject zip archives which overlap entries in the archive.

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 6.2CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HPSF
CVSS 3.1MEDIUM 6.2CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HNVD · cna@python.org (Secondary)

Weaknesses (CWE)

European references

CERT-FR advisories

Affected products

ProductVersions
Python Software Foundation · CPythonaffected 0 < 3.8.19 ; affected 3.9.0 < 3.9.19 ; affected 3.10.0 < 3.10.14 ; affected 3.11.0 < 3.11.8 ; affected 3.12.0 < 3.12.2 ; affected 3.13.0a1 < 3.13.0a3

References

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD