Vulnerability DatabaseCVE-2012-2921
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CVE-2012-2921
May 21, 2012
Universal Feed Parser (aka feedparser or python-feedparser) before 5.1.2 allows remote attackers to cause a denial of service (memory consumption) via a crafted XML ENTITY declaration in a non-ASCII encoded document.
Affected Packages
feedparser (PYTHON):
Affected version(s) >=4.1 <5.1.2
Fix Suggestion:
Update to version 5.1.2
Related Resources (14)
https://code.google.com/p/feedparser/source/detail?r=703&path=/trunk/feedparser/feedparser.py
https://github.com/advisories/GHSA-hjf3-r7gw-9rwg
https://github.com/kurtmckee/feedparser
http://osvdb.org/81701
https://code.google.com/p/feedparser/source/browse/trunk/NEWS?spec=svn706&r=706
https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0157
https://web.archive.org/web/20150523060531/http://www.mandriva.com/en/support/security/advisories/advisory/MDVSA-2013:118/?name=MDVSA-2013:118
http://freecode.com/projects/feedparser/releases/344371
http://www.mandriva.com/security/advisories?name=MDVSA-2013:118
http://secunia.com/advisories/49256
https://web.archive.org/web/20120604210617/http://www.securityfocus.com/bid/53654
https://github.com/pypa/advisory-database/tree/main/vulns/feedparser/PYSEC-2012-14.yaml
http://www.securityfocus.com/bid/53654
https://nvd.nist.gov/vuln/detail/CVE-2012-2921
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
CVSS v2
Base Score:
5
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Weakness Type (CWE)
Improper Restriction of XML External Entity Reference
CWE-611
EPSS
Base Score:
1.26