CVE-2023-52425CWE-400denial-of-service

CVE-2023-52425

High · published February 5, 2024

CVSS v3.1
7.5
EPSS
2%
Percentile
82.0
In the wild
Unconfirmed
What it is

libexpat through 2.5.0 allows a denial of service (resource consumption) because many full reparsings are required in the case of a large token for which multiple buffer fills are needed.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.02149 · 82.0th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2024-02-05T01:15Z
Affected products (1)
ProductVersionsFixed in
libexpat_project/libexpat≤ 2.5.0—
References (16)
http://www.openwall.com/lists/oss-security/2024/03/20/5 · [email protected]https://github.com/libexpat/libexpat/pull/789 · [email protected]https://lists.debian.org/debian-lts-announce/2024/04/msg00006.html · [email protected]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/ · [email protected]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNUBSGZFEZOBHJFTAD42SAN4ATW2VEMV/ · [email protected]https://security.netapp.com/advisory/ntap-20240614-0003/ · [email protected]http://www.openwall.com/lists/oss-security/2024/03/20/5 · af854a3a-2127-422b-91ae-364da2661108https://github.com/libexpat/libexpat/pull/789 · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/04/msg00006.html · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/09/msg00036.html · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/ · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNUBSGZFEZOBHJFTAD42SAN4ATW2VEMV/ · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/[email protected]/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/ · af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20240614-0003/ · af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/html/ssa-398330.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-784301.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 04 FEB 00:00Z
    libexpat through 2.5.0 allows a denial of service (resource consumption) because many full reparsings are required in the case of a large token for which…
    cvelistv5