Veracode Vulnerability DatabaseVERACODE:33573Denial Of Service (DoS)
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 denial of service. The vulnerability exists due to the integer overflow in the build_model of xmlparse.c, allowing an attacker to cause an application crash.
| CPE | Name | Operator | Version |
|---|---|---|---|
| libexpat.so | le | 1.8.6 | |
| 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/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