CVE-2013-0340

Severity
6.8MEDIUM
EPSS
0.1%
top 81.52%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJan 21
Latest updateMay 5

Description

expat before version 2.4.0 does not properly handle entities expansion unless an application developer uses the XML_SetEntityDeclHandler function, which allows remote attackers to cause a denial of service (resource consumption), send HTTP requests to intranet servers, or read arbitrary files via a crafted XML document, aka an XML External Entity (XXE) issue. NOTE: it could be argued that because expat already provides the ability to disable external entity expansion, the responsibility for reso

CVSS vector

AV:N/AC:M/C:P/I:P/A:PExploitability: 8.6 | Impact: 6.4

Affected Packages9 packages

Debianexpat< 2.4.1-2+2
NVDapple/tvos< 15.0
NVDapple/macos< 11.6
NVDapple/ipados< 14.8

🔴Vulnerability Details

3
GHSA
GHSA-w3v2-46wf-pq33: expat 22022-05-05
CVEList
CVE-2013-0340: expat before version 22014-01-21
OSV
CVE-2013-0340: expat before version 22014-01-21

📋Vendor Advisories

8
Apple
CVE-2013-0340: iOS 15 and iPadOS 152021-09-20
Apple
CVE-2013-0340: watchOS 82021-09-20
Apple
CVE-2013-0340: tvOS 152021-09-20
Apple
CVE-2013-0340: iOS 14.8 and iPadOS 14.82021-09-13
Apple
CVE-2013-0340: Security Update 2021-005 Catalina2021-09-13

💬Community

1
Bugzilla
CVE-2013-0340 expat: internal entity expansion2013-08-22
CVE-2013-0340 (MEDIUM CVSS 6.8) | expat before version 2.4.0 does not | cvebase.io