Veracode Vulnerability DatabaseVERACODE:33582Integer 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
libexpat.so is vulnerable to Integer Overflow. The vulnerability exists because the defineAttribute function of xmlparse.c doesn’t check the input length which allows an attacker to leverage an overflow causing an application crash.
| CPE | Name | Operator | Version |
|---|---|---|---|
| libexpat.so | le | 1.8.2 | |
| expat | eq | 2.1 | |
| expat:sid | eq | 2.2.10-1 | |
| expat:sid | eq | 2.4.1-2 | |
| expat:edge | eq | 2.4.2-r0 | |
| expat:edge | eq | 2.2.9-r1 | |
| expat:edge | eq | 2.4.1-r0 | |
| expat:edge | eq | 2.2.10-r1 | |
| expat:edge | eq | 2.3.0-r0 | |
| expat:3.13 | eq | 2.2.10-r1 |
References
www.openwall.com/lists/oss-security/2022/01/17/3
cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
github.com/advisories/GHSA-5pj8-9wmw-j96m
github.com/libexpat/libexpat/commit/b4b28ce597034c118540d1e21efe322458a01d69
github.com/libexpat/libexpat/pull/539
security.gentoo.org/glsa/202209-24
www.debian.org/security/2022/dsa-5073
www.tenable.com/security/tns-2022-05
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