6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
expat is vulnerable to denial of service. Entities expansions are not properly handled unless using the XML_SetEntityDeclHandler
function. This allows remote attackers to crash the process, send HTTP requests on behalf of the server or read arbitrary files via a malicious XML document.
CPE | Name | Operator | Version |
---|---|---|---|
expat | eq | 2.1.0__10.el7_3 | |
expat:sid | eq | 2.2.10-1 | |
expat | eq | 2.1.0__10.el7_3 | |
expat:sid | eq | 2.2.10-1 |
openwall.com/lists/oss-security/2013/02/22/3
seclists.org/fulldisclosure/2021/Oct/61
seclists.org/fulldisclosure/2021/Oct/62
seclists.org/fulldisclosure/2021/Oct/63
seclists.org/fulldisclosure/2021/Sep/33
seclists.org/fulldisclosure/2021/Sep/34
seclists.org/fulldisclosure/2021/Sep/35
seclists.org/fulldisclosure/2021/Sep/38
seclists.org/fulldisclosure/2021/Sep/39
seclists.org/fulldisclosure/2021/Sep/40
securitytracker.com/id?1028213
www.openwall.com/lists/oss-security/2013/04/12/6
www.openwall.com/lists/oss-security/2021/10/07/4
www.osvdb.org/90634
www.securityfocus.com/bid/58233
github.com/libexpat/libexpat/commit/24fc761f69773deb95bcab706ed4a56ce26532f1
github.com/libexpat/libexpat/pull/220
lists.apache.org/thread.html/r41eca5f4f09e74436cbb05dec450fc2bef37b5d3e966aa7cc5fada6d%40%3Cannounce.apache.org%3E
lists.apache.org/thread.html/r41eca5f4f09e74436cbb05dec450fc2bef37b5d3e966aa7cc5fada6d@%3Cannounce.apache.org%3E
lists.apache.org/thread.html/rfb2c193360436e230b85547e85a41bea0916916f96c501f5b6fc4702%40%3Cusers.openoffice.apache.org%3E
lists.apache.org/thread.html/rfb2c193360436e230b85547e85a41bea0916916f96c501f5b6fc4702@%3Cusers.openoffice.apache.org%3E
security.gentoo.org/glsa/201701-21
support.apple.com/kb/HT212804
support.apple.com/kb/HT212805
support.apple.com/kb/HT212807
support.apple.com/kb/HT212814
support.apple.com/kb/HT212815
support.apple.com/kb/HT212819