Veracode Vulnerability DatabaseVERACODE:45430Denial Of Service
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
6.8 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
38.0%
libexpat is vulnerable of Denial of service. The vulnerability due to many full reparsings are required in the case of a large token for which multiple buffer fills are needed. It leads to the exhaustion of available resources.
References
www.openwall.com/lists/oss-security/2024/03/20/5
github.com/libexpat/libexpat/pull/789
lists.debian.org/debian-lts-announce/2024/04/msg00006.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNUBSGZFEZOBHJFTAD42SAN4ATW2VEMV/
security-tracker.debian.org/tracker/CVE-2023-52425
security.netapp.com/advisory/ntap-20240614-0003/
Related
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
6.8 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
38.0%