CVE-2020-12105

OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle attacks.

CVSS v3 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00039.html	Mailing List Third Party Advisory
https://gitlab.com/openconnect/openconnect/-/merge_requests/96	Third Party Advisory
https://security.gentoo.org/glsa/202006-15	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:infradead:openconnect:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-04-23 17:15

Updated : 2022-05-03 14:21

NVD link : CVE-2020-12105

Mitre link : CVE-2020-12105

CVE.ORG link : CVE-2020-12105

JSON object : View

Products Affected

infradead

openconnect

opensuse

leap

CWE

CWE-755

Improper Handling of Exceptional Conditions

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