Executive Summary

Informations
Name CVE-2022-3821 First vendor Publication 2022-11-08
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-3821

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-193 Off-by-one Error

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 61
Os 1
Os 2

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
GENTOO https://security.gentoo.org/glsa/202305-15
MISC https://bugzilla.redhat.com/show_bug.cgi?id=2139327
https://github.com/systemd/systemd/commit/9102c625a673a3246d7e73d8737f3494446...
https://github.com/systemd/systemd/issues/23928
https://github.com/systemd/systemd/pull/23933
MLIST https://lists.debian.org/debian-lts-announce/2023/06/msg00036.html

Alert History

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Date Informations
2023-11-07 21:31:18
  • Multiple Updates
2023-07-12 13:34:31
  • Multiple Updates
2023-06-30 05:29:08
  • Multiple Updates
2023-05-09 02:19:02
  • Multiple Updates
2023-05-09 02:15:38
  • Multiple Updates
2023-05-08 17:27:44
  • Multiple Updates
2023-05-03 17:27:39
  • Multiple Updates
2022-12-03 00:27:23
  • Multiple Updates
2022-11-20 09:27:21
  • Multiple Updates
2022-11-10 02:08:31
  • Multiple Updates
2022-11-10 02:07:02
  • Multiple Updates
2022-11-09 21:27:22
  • Multiple Updates
2022-11-09 09:27:15
  • Multiple Updates
2022-11-09 00:27:11
  • First insertion