CVE-2023-52557

7.5 HIGH
Published: March 01, 2024 Modified: October 10, 2025
View on NVD

Description

In OpenBSD 7.3 before errata 016, npppd(8) could crash by a l2tp message which has an AVP (Attribute-Value Pair) with wrong length.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/016_npppd.patch.sig
Source: 9119a7d8-5eab-497f-8521-727c672e3725
Patch
https://github.com/openbsd/src/commit/abf3a29384c582c807a621e7fc6e7c68d0cafe9b
Source: 9119a7d8-5eab-497f-8521-727c672e3725
Patch
https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/016_npppd.patch.sig
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://github.com/openbsd/src/commit/abf3a29384c582c807a621e7fc6e7c68d0cafe9b
Source: af854a3a-2127-422b-91ae-364da2661108
Patch

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
0.1%
21th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-131 CWE-805

Affected Vendors

openbsd

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