CVE-2017-11104
CVSS V2 Medium 4.3
CVSS V3 Medium 5.9
Description
Knot DNS before 2.4.5 and 2.5.x before 2.5.2 contains a flaw within the TSIG protocol implementation that would allow an attacker with a valid key name and algorithm to bypass TSIG authentication if no additional ACL restrictions are set, because of an improper TSIG validity period check.
Overview
- CVE ID
- CVE-2017-11104
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2017-07-08T10:29:00
- Last Modified Date
- 2023-01-20T15:23:12
Weakness Enumerations
CPE Configuration (Product)
CPE | Vulnerable | Operator | Version Start | Version End |
---|---|---|---|---|
cpe:2.3:a:knot-dns:knot_dns:*:*:*:*:*:*:*:* | 1 | OR | 2.4.4 | |
cpe:2.3:a:knot-dns:knot_dns:2.5.0:*:*:*:*:*:*:* | 1 | OR | ||
cpe:2.3:a:knot-dns:knot_dns:2.5.1:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:N/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 4.3
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 5.9
- Base Severity
- MEDIUM
- Exploitability Score
- 2.2
- Impact Score
- 3.6
References
Reference URL | Reference Tags |
---|---|
https://lists.nic.cz/pipermail/knot-dns-users/2017-June/001144.html | Mailing List Patch Third Party Advisory |
https://bugs.debian.org/865678 | Issue Tracking Third Party Advisory |
http://www.synacktiv.ninja/ressources/Knot_DNS_TSIG_Signature_Forgery.pdf | Exploit Mitigation Patch Third Party Advisory |
http://www.securityfocus.com/bid/99598 | |
http://www.debian.org/security/2017/dsa-3910 | |
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00078.html | |
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00076.html | |
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00089.html | |
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00049.html |
Sources
Source Name | Source URL |
---|---|
NIST | https://nvd.nist.gov/vuln/detail/CVE-2017-11104 |
MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11104 |
History
Created | Old Value | New Value | Data Type | Notes |
---|---|---|---|---|
2022-05-10 17:14:04 | Added to TrackCVE | |||
2022-12-02 18:31:01 | 2017-07-08T10:29Z | 2017-07-08T10:29:00 | CVE Published Date | updated |
2022-12-02 18:31:01 | 2020-09-18T19:15:13 | CVE Modified Date | updated | |
2022-12-02 18:31:01 | Undergoing Analysis | Vulnerability Status | updated | |
2023-01-20 17:05:56 | 2023-01-20T15:23:12 | CVE Modified Date | updated | |
2023-01-20 17:05:56 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |