CVE-2022-3821
CVSS V2 None
CVSS V3 Medium 5.5
Description
An off-by-one Error issue was discovered in Systemd in format_timespan() function of time-util.c. An attacker could supply specific values for time and accuracy that leads to buffer overrun in format_timespan(), leading to a Denial of Service.
Overview
- CVE ID
- CVE-2022-3821
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-11-08T22:15:16
- Last Modified Date
- 2022-12-02T22:45:09
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:* | 1 | OR | 251 | |
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=2139327 | Issue Tracking Third Party Advisory |
| https://github.com/systemd/systemd/commit/9102c625a673a3246d7e73d8737f3494446bad4e | Patch Third Party Advisory |
| https://github.com/systemd/systemd/issues/23928 | Exploit Issue Tracking Third Party Advisory |
| https://github.com/systemd/systemd/pull/23933 | Patch Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RVBQC2VLSDVQAPJTEMTREXDL4HYLXG2P/ | Mailing List Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2022-3821 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-3821 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-11-08 23:00:20 | Added to TrackCVE | |||
| 2022-12-07 17:29:53 | 2022-11-08T22:15Z | 2022-11-08T22:15:16 | CVE Published Date | updated |
| 2022-12-07 17:29:53 | 2022-12-02T22:45:09 | CVE Modified Date | updated | |
| 2022-12-07 17:29:53 | Analyzed | Vulnerability Status | updated | |
| 2022-12-07 17:29:55 | CPE Information | updated | ||
| 2022-12-07 17:29:55 | References | updated |