CVE-2013-7338

Python - Denial of Service via Zip File Size Handling

Title source: llm
STIX 2.1

Description

Python before 3.3.4 RC1 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a file size value larger than the size of the zip file to the (1) ZipExtFile.read, (2) ZipExtFile.read(n), (3) ZipExtFile.readlines, (4) ZipFile.extract, or (5) ZipFile.extractall function.

References (11)

Core 11
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://seclists.org/oss-sec/2014/q1/592
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/65179
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2014-05/msg00008.html
Exploit, Patch, Vendor Advisory x_refsource_confirm
http://hg.python.org/cpython/rev/79ea4ce431b1
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201503-10
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
Exploit, Patch, Vendor Advisory x_refsource_confirm
http://bugs.python.org/issue20078
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://seclists.org/oss-sec/2014/q1/595
Patch, Vendor Advisory x_refsource_confirm
https://support.apple.com/kb/HT205031
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1029973
Vendor Advisory x_refsource_confirm
https://docs.python.org/3.3/whatsnew/changelog.html

Scores

EPSS 0.0778
EPSS Percentile 92.1%

Details

CWE
CWE-20
Status published
Products (5)
apple/mac_os_x < 10.10.4
python/python 3.3.0 (10 CPE variants)
python/python 3.3.1 (2 CPE variants)
python/python 3.3.2
python/python 3.3.3 (3 CPE variants)
Published Apr 22, 2014
Tracked Since Feb 18, 2026