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CVE-2023-40216

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
10/08/2023
Last modified:
23/08/2023

Description

OpenBSD 7.3 before errata 014 is missing an argument-count bounds check in console terminal emulation. This could cause incorrect memory access and a kernel crash after receiving crafted DCS or CSI terminal escape sequences.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
5.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:openbsd:openbsd:7.3:-:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_001:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_002:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_003:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_004:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_005:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_006:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_007:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_008:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_009:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_010:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_011:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_012:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_013:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools