CVE-2022-25313medium
Description
In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element.
References
https://github.com/libexpat/libexpat/pull/558
http://www.openwall.com/lists/oss-security/2022/02/19/1
https://www.debian.org/security/2022/dsa-5085
https://security.netapp.com/advisory/ntap-20220303-0008/
https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html
https://www.oracle.com/security-alerts/cpuapr2022.html
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
Details
Source: MITRE
Published: 2022-02-18
Updated: 2022-06-14
Type: CWE-400
Risk Information
CVSS v2
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
CVSS v3
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.8
Severity: MEDIUM