CVE-2020-13775

ZNC 1.8.0 up to 1.8.1-rc1 allows authenticated users to trigger an application crash (with a NULL pointer dereference) if echo-message is not enabled and there is no network.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 3.5 LOW

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

3.5^/10

CVSS v2.0 : LOW

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

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/znc/znc/commit/2390ad111bde16a78c98ac44572090b33c3bd2d8	Patch Third Party Advisory
https://github.com/znc/znc/commit/d229761821da38d984a9e4098ad96842490dc001	Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HS3DWGXLVRROQQA57UIPMDM6XMVEMBRA/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DNVBE4T2DRJRQHFRMHYBTN4OSOL6DBHR/	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:znc:znc:1.8.0:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:31:::::::*
	cpe:2.3:o:fedoraproject:fedora:32:::::::*

Information

Published : 2020-06-02 16:15

Updated : 2023-01-27 10:53

NVD link : CVE-2020-13775

Mitre link : CVE-2020-13775

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

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Products Affected

znc

znc

fedoraproject

fedora

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