CVE-2023-5876

2023-11-0209:15:08

CWE-400

Mattermost

web.nvd.nist.gov

cve-2023-5876

mattermost

server url

regexp validation

vulnerability

denial of service

dos

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

Percentile

13.3%

JSON

Mattermost fails to properly validate a RegExp built off the server URL path, allowing an attacker in control of an enrolled server to mount a Denial Of Service.

Affected configurations

Nvd

Node

mattermostmattermost_desktopRange<5.5.1

VendorProductVersionCPE
mattermostmattermost_desktop*cpe:2.3:a:mattermost:mattermost_desktop:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mattermost	mattermost_desktop	*	cpe:2.3:a:mattermost:mattermost_desktop::::::::

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost Desktop",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "5.5.0",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.5.1"
      }
    ]
  }
]