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CVE-2020-12823 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2020-12823

CVE-2020-12823

CRITICAL9.8

OpenConnect 8

Published May 12, 2020

Modified 1 years ago

Details

OpenConnect 8.09 has a buffer overflow, causing a denial of service (application crash) or possibly unspecified other impact, via crafted certificate data to get_cert_name in gnutls.c.

References

ADVISORY

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00039.html

ADVISORY

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00056.html

WEB

https://bugs.gentoo.org/721570

WEB

https://gitlab.com/openconnect/openconnect/-/merge_requests/108

WEB

https://lists.debian.org/debian-lts-announce/2020/05/msg00015.html

ADVISORY

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25MFX4AZE7RDCUWOL4ZOE73YBOPUMQDX/

ADVISORY

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AYSXLXAPXD2T73T6JMHI5G2WP7KHAGMN/

ADVISORY

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BEVTIH5UFX35CC7MVSYBGRM3D66ACFD5/

ADVISORY

https://security.gentoo.org/glsa/202006-15

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2020-12823

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

9.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedMay 12, 2020

ModifiedAug 4, 2024