CVE-2022-3821

2022-11-0822:15:16

CWE-193

[email protected]

web.nvd.nist.gov

130

cve-2022-3821

off-by-one error

systemd

time-util.c

buffer overrun

denial of service

nvd

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.8 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.7%

JSON

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.

Affected configurations

Vulners

NVD

Node

systemd_projectsystemd

VendorProductVersionCPE
systemd_projectsystemd*cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
systemd_project	systemd	*	cpe:2.3:a:systemd_project:systemd::::::::

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "systemd",
    "versions": [
      {
        "version": "Fixed in systemd v252-rc1",
        "status": "affected"
      }
    ]
  }
]