CVE-2019-10191
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
A vulnerability was discovered in DNS resolver of knot resolver before version 4.1.0 which allows remote attackers to downgrade DNSSEC-secure domains to DNSSEC-insecure state, opening possibility of domain hijack using attacks against insecure DNS protocol.
Overview
- CVE ID
- CVE-2019-10191
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Modified
- Published Version
- 2019-07-16T18:15:12
- Last Modified Date
- 2023-02-12T23:33:40
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:nic:knot_resolver:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10191 | Issue Tracking Third Party Advisory |
| https://www.knot-resolver.cz/2019-07-10-knot-resolver-4.1.0.html | Release Notes Vendor Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/ | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-10191 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10191 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:49:30 | Added to TrackCVE | |||
| 2022-12-03 23:22:39 | 2019-07-16T18:15Z | 2019-07-16T18:15:12 | CVE Published Date | updated |
| 2022-12-03 23:22:39 | 2020-02-18T21:15:12 | CVE Modified Date | updated | |
| 2022-12-03 23:22:39 | Analyzed | Vulnerability Status | updated | |
| 2023-02-13 01:09:25 | 2023-02-12T23:33:40 | CVE Modified Date | updated | |
| 2023-02-13 01:09:25 | Analyzed | Modified | Vulnerability Status | updated |