7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
libexpat.so is vulnerable to denial of service. The vulnerability exists due to the integer overflow in the copyString
function of xmlparse.c
as it is only used for encoding strings supplied by the library user, allowing an attacker to cause an application crash.
CPE | Name | Operator | Version |
---|---|---|---|
expat:sid | eq | 2.2.10-1 | |
expat:sid | eq | 2.4.1-2 | |
libexpat.so | le | 1.8.4 | |
expat | eq | 2.1 | |
expat:edge | eq | 2.4.2-r0 | |
expat:edge | eq | 2.4.3-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 |
www.openwall.com/lists/oss-security/2022/02/19/1
cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
github.com/libexpat/libexpat/commit/efcb347440ade24b9f1054671e6bd05e60b4cafd
github.com/libexpat/libexpat/pull/560
lists.fedoraproject.org/archives/list/[email protected]/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/
lists.fedoraproject.org/archives/list/[email protected]/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/
security-tracker.debian.org/tracker/CVE-2022-25314
security.gentoo.org/glsa/202209-24
security.netapp.com/advisory/ntap-20220303-0008/
www.debian.org/security/2022/dsa-5085
www.openwall.com/lists/oss-security/2022/02/19/1
www.oracle.com/security-alerts/cpuapr2022.html
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P