CVE-2020-13775
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.1 Medium
AI Score
Confidence
High
3.5 Low
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:N/I:N/A:P
0.002 Low
EPSS
Percentile
56.7%
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.
| CPE | Name | Operator | Version |
|---|---|---|---|
| znc:znc | znc | eq | 1.8.0 |
| fedoraproject:fedora | fedoraproject fedora | eq | 31 |
| fedoraproject:fedora | fedoraproject fedora | eq | 32 |
References
github.com/znc/znc/commit/2390ad111bde16a78c98ac44572090b33c3bd2d8
github.com/znc/znc/commit/d229761821da38d984a9e4098ad96842490dc001
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DNVBE4T2DRJRQHFRMHYBTN4OSOL6DBHR/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HS3DWGXLVRROQQA57UIPMDM6XMVEMBRA/
Related
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.1 Medium
AI Score
Confidence
High
3.5 Low
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:N/I:N/A:P
0.002 Low
EPSS
Percentile
56.7%