Unrated severityNVD Advisory· Published Apr 22, 2014· Updated Jun 17, 2026
CVE-2013-7338
CVE-2013-7338
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18cpe:2.3:a:python:python:3.3.0:-:*:*:*:*:*:*+ 16 more
- cpe:2.3:a:python:python:3.3.0:-:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:alpha1:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:alpha2:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:alpha3:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:alpha4:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.0:rc3:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.1:-:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.1:rc1:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.3:rc1:*:*:*:*:*:*
- cpe:2.3:a:python:python:3.3.3:rc2:*:*:*:*:*:*
- (no CPE)range: <3.3.4rc1
Patches
Vulnerability mechanics
References
11- support.apple.com/kb/HT205031nvdPatchVendor Advisory
- bugs.python.org/issue20078nvdExploitPatchVendor Advisory
- hg.python.org/cpython/rev/79ea4ce431b1nvdExploitPatchVendor Advisory
- lists.opensuse.org/opensuse-updates/2014-05/msg00008.htmlnvdMailing ListThird Party Advisory
- seclists.org/oss-sec/2014/q1/592nvdMailing ListThird Party Advisory
- seclists.org/oss-sec/2014/q1/595nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/65179nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1029973nvdThird Party AdvisoryVDB Entry
- docs.python.org/3.3/whatsnew/changelog.htmlnvdVendor Advisory
- security.gentoo.org/glsa/201503-10nvdThird Party Advisory
- lists.apple.com/archives/security-announce/2015/Aug/msg00001.htmlnvdMailing List
News mentions
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