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.
References (5)
Core 5
Core References
Vendor Advisory x_refsource_misc
https://docs.inspircd.org/security/2019-02/
Patch, Third Party Advisory x_refsource_misc
https://github.com/inspircd/inspircd/commit/2cc35d8625b7ea5cbd1d1ebb116aff86c5280162
Patch, Third Party Advisory x_refsource_misc
https://github.com/inspircd/inspircd/commit/8745660fcdac7c1b80c94cfc0ff60928cd4dd4b7
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2020/dsa-4764
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/09/msg00015.html
Scores
CVSS v3
6.5
EPSS
0.0094
EPSS Percentile
76.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (3)
debian/debian_linux
9.0
debian/debian_linux
10.0
inspircd/inspircd
2.0 - 2.0.28
Published
Sep 11, 2020
Tracked Since
Feb 18, 2026