CVE-2022-0934
CVSS V2 None
CVSS V3 High 7.5
Description
A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a crafted packet processed by dnsmasq, potentially causing a denial of service.
Overview
- CVE ID
- CVE-2022-0934
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-08-29T15:15:10
- Last Modified Date
- 2023-03-07T18:12:18
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:thekelleys:dnsmasq:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://access.redhat.com/errata/RHSA-2022:7633 | |
| https://access.redhat.com/errata/RHSA-2022:8070 | |
| https://access.redhat.com/security/cve/CVE-2022-0934 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2057075 | Issue Tracking Patch Third Party Advisory |
| https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html | Mailing List Vendor Advisory |
| https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2022-0934 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0934 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-08-29 16:00:09 | Added to TrackCVE | |||
| 2023-02-02 22:14:20 | 2023-02-02T21:21:57 | CVE Modified Date | updated | |
| 2023-02-02 22:14:20 | Analyzed | Modified | Vulnerability Status | updated |
| 2023-02-02 22:14:22 | References | updated | ||
| 2023-02-12 23:13:59 | 2023-02-12T22:15:22 | CVE Modified Date | updated | |
| 2023-03-07 17:13:52 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-03-07 19:14:43 | 2023-03-07T18:12:18 | CVE Modified Date | updated | |
| 2023-03-07 19:14:43 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |