CVE-2019-20917
CVSS V2 Medium 6.8
CVSS V3 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.
Overview
- CVE ID
- CVE-2019-20917
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-09-11T05:15:12
- Last Modified Date
- 2023-01-27T18:22:31
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:inspircd:inspircd:*:*:*:*:*:*:*:* | 1 | OR | 2.0 | 2.0.28 |
| cpe:2.3:a:inspircd:inspircd:*:*:*:*:*:*:*:* | 1 | OR | 3.0 | 3.3.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:N/I:N/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://docs.inspircd.org/security/2019-02/ | Vendor Advisory |
| https://github.com/inspircd/inspircd/commit/2cc35d8625b7ea5cbd1d1ebb116aff86c5280162 | Patch Third Party Advisory |
| https://github.com/inspircd/inspircd/commit/8745660fcdac7c1b80c94cfc0ff60928cd4dd4b7 | Patch Third Party Advisory |
| https://www.debian.org/security/2020/dsa-4764 | |
| https://lists.debian.org/debian-lts-announce/2020/09/msg00015.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-20917 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20917 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:13:59 | Added to TrackCVE | |||
| 2022-12-04 22:22:30 | 2020-09-11T05:15Z | 2020-09-11T05:15:12 | CVE Published Date | updated |
| 2022-12-04 22:22:30 | 2020-09-20T07:15:12 | CVE Modified Date | updated | |
| 2022-12-04 22:22:30 | Undergoing Analysis | Vulnerability Status | updated | |
| 2023-01-27 19:10:30 | 2023-01-27T18:22:31 | CVE Modified Date | updated | |
| 2023-01-27 19:10:30 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |