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CVE-2019-20917

MEDIUM

6.5

Description

An issue was discovered in InspIRCd 2 before 2.0.28 and 3 before 3.3.0. The mysql module contains a NULL pointer dereference when built against mariadb-connector-c 3.0.5 or newer. When combined with the sqlauth or sqloper modules, this vulnerability can be used for remote crashing of an InspIRCd server by any user able to connect to a server.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published9/11/2020

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxinspircd:inspircd

Weaknesses (CWE)

CWE-476

References

https://docs.inspircd.org/security/2019-02/(cve@mitre.org)

https://github.com/inspircd/inspircd/commit/2cc35d8625b7ea5cbd1d1ebb116aff86c5280162(cve@mitre.org)

https://github.com/inspircd/inspircd/commit/8745660fcdac7c1b80c94cfc0ff60928cd4dd4b7(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2020/09/msg00015.html(cve@mitre.org)

https://www.debian.org/security/2020/dsa-4764(cve@mitre.org)

https://docs.inspircd.org/security/2019-02/(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/inspircd/inspircd/commit/2cc35d8625b7ea5cbd1d1ebb116aff86c5280162(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/inspircd/inspircd/commit/8745660fcdac7c1b80c94cfc0ff60928cd4dd4b7(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2020/09/msg00015.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2020/dsa-4764(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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