Veracode Vulnerability DatabaseVERACODE:5020Denial Of Service (DoS) Through Integer Overflow
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
expat is vulnerable to integer overflows. A malicious user can set XML_CONTEXT_BYTES to be undefined to cause an integer overflow, crashing the application.
| CPE | Name | Operator | Version |
|---|---|---|---|
| expat | eq | 2.1 | |
| expat:stretch | eq | 2.2.0-2+deb9u3 | |
| expat | eq | 2.1 | |
| expat:stretch | eq | 2.2.0-2+deb9u3 |
References
www.securityfocus.com/bid/94337
www.securitytracker.com/id/1037298
www.securitytracker.com/id/1039427
bugzilla.mozilla.org/show_bug.cgi?id=1274777
bugzilla.suse.com/show_bug.cgi?id=1047240
github.com/libexpat/libexpat/commit/d4f735b88d9932bd5039df2335eefdd0723dbe20
www.debian.org/security/2017/dsa-3898
www.mozilla.org/security/advisories/mfsa2016-89/
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P