CVE-2024-0450
CVE-2024-0450 — Quoted zip-bomb protection for zipfile
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.
Published Updated Sources: cvelistV5, PSF
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
0%
chance of exploitation in 30 days
CVSS base
6.2
MEDIUM
CISA SSVC assessment
Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.
Exploitation
PoC
none · proof-of-concept · active
Automatable
No
can an attacker script all four kill-chain steps
Technical impact
Partial
partial · total control of the vulnerable component
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (2)
Products (1)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 6.2 | CVSS 3.1 | MEDIUM | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-405
References
18 on the record
- github.com/python/cpython/commit/66363b9a7b9fe7c99eba3a185b74c5fdbf842eba
patch
- github.com/python/cpython/commit/fa181fcf2156f703347b03a3b1966ce47be8ab3b
patch
- github.com/python/cpython/commit/a956e510f6336d5ae111ba429a61c3ade30a7549
patch
- github.com/python/cpython/commit/30fe5d853b56138dbec62432d370a1f99409fc85
patch
- github.com/python/cpython/commit/a2c59992e9e8d35baba9695eb186ad6c6ff85c51
patch
- github.com/python/cpython/commit/d05bac0b74153beb541b88b4fca33bf053990183
patch
- github.com/python/cpython/issues/109858
issue-tracking
- www.bamsoftware.com/hacks/zipbomb/
reference
Elsewhere on this site
- python software foundationevery CVE for this vendor
- pythonevery CVE for this vendor
- CWE-405other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.