CVE-2023-46850

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-46850
Use after free in OpenVPN version 2.6.0 to 2.6.6 may lead to undefined behavoir, leaking memory buffers or remote execution when sending network buffers to a remote peer.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://community.openvpn.net/openvpn/wiki/CVE-2023-46850 Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3FS46ANNTAVLIQY56ZKGM5CBTRVBUNE/ Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O54I7D753V6PU6XBU26FEROD2DSHEJQ4/
https://openvpn.net/security-advisory/access-server-security-update-cve-2023-46849-cve-2023-46850/ Vendor Advisory
https://www.debian.org/security/2023/dsa-5555 Third Party Advisory
https://community.openvpn.net/openvpn/wiki/CVE-2023-46850 Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3FS46ANNTAVLIQY56ZKGM5CBTRVBUNE/ Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O54I7D753V6PU6XBU26FEROD2DSHEJQ4/
https://openvpn.net/security-advisory/access-server-security-update-cve-2023-46849-cve-2023-46850/ Vendor Advisory
https://www.debian.org/security/2023/dsa-5555 Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:openvpn:openvpn:*:*:*:*:community:*:*:*
cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:*
cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
History

21 Nov 2024, 08:29

Type Values Removed Values Added
References () https://community.openvpn.net/openvpn/wiki/CVE-2023-46850 - Vendor Advisory () https://community.openvpn.net/openvpn/wiki/CVE-2023-46850 - Vendor Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3FS46ANNTAVLIQY56ZKGM5CBTRVBUNE/ - Mailing List () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3FS46ANNTAVLIQY56ZKGM5CBTRVBUNE/ - Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O54I7D753V6PU6XBU26FEROD2DSHEJQ4/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O54I7D753V6PU6XBU26FEROD2DSHEJQ4/ -
References () https://openvpn.net/security-advisory/access-server-security-update-cve-2023-46849-cve-2023-46850/ - Vendor Advisory () https://openvpn.net/security-advisory/access-server-security-update-cve-2023-46849-cve-2023-46850/ - Vendor Advisory
References () https://www.debian.org/security/2023/dsa-5555 - Third Party Advisory () https://www.debian.org/security/2023/dsa-5555 - Third Party Advisory

29 Nov 2023, 03:15

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O54I7D753V6PU6XBU26FEROD2DSHEJQ4/ -

28 Nov 2023, 19:47

Type Values Removed Values Added
CWE CWE-416
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 9.8
CPE cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:*
cpe:2.3:a:openvpn:openvpn:*:*:*:*:community:*:*:*
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
References () https://openvpn.net/security-advisory/access-server-security-update-cve-2023-46849-cve-2023-46850/ - () https://openvpn.net/security-advisory/access-server-security-update-cve-2023-46849-cve-2023-46850/ - Vendor Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3FS46ANNTAVLIQY56ZKGM5CBTRVBUNE/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3FS46ANNTAVLIQY56ZKGM5CBTRVBUNE/ - Mailing List
References () https://www.debian.org/security/2023/dsa-5555 - () https://www.debian.org/security/2023/dsa-5555 - Third Party Advisory
References () https://community.openvpn.net/openvpn/wiki/CVE-2023-46850 - () https://community.openvpn.net/openvpn/wiki/CVE-2023-46850 - Vendor Advisory

23 Nov 2023, 03:15

Type Values Removed Values Added
New CVE
Information

Published : 2023-11-11 01:15

Updated : 2024-11-21 08:29

NVD link : CVE-2023-46850

Mitre link : CVE-2023-46850

CVE.ORG link : CVE-2023-46850

JSON object : View

Products Affected

openvpn

  • openvpn
  • openvpn_access_server

fedoraproject

  • fedora

debian

  • debian_linux
CWE
CWE-416

Use After Free