CVE-2019-20917 describes a NULL pointer dereference vulnerability in InspIRCd versions 2.0.28 and earlier, and 3.3.0 and earlier, specifically within the mysql module when compiled with mariadb-connector-c 3.0.5 or newer. This flaw, when combined with the sqlauth or sqloper modules, allows any connected user to remotely crash the InspIRCd server. Rated 6.5 Medium (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H), it indicates a network-based attack with low complexity and privileges, resulting in high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.0, < 2.0.28CPE matchmatch criteria | cpe:2.3:a:inspircd:inspircd:*:*:*:*:*:*:*:* | ||
>= 3.0, < 3.3.0CPE matchmatch criteria | cpe:2.3:a:inspircd:inspircd:*:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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