CVE-2023-5967

2023-11-0616:15:42

CWE-754

[email protected]

web.nvd.nist.gov

mattermost

cve

security

calls plugin

user agent

validation

exploit

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

4.5 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

13.3%

JSON

Mattermost fails to properly validate requests to the Calls plugin, allowing an attacker sending a request without a User Agent header to cause a panic and crash the Calls plugin

Affected configurations

NVD

Node

mattermostmattermostRange≤7.8.11

mattermostmattermostRange8.0.0–8.0.3

mattermostmattermostRange8.1.0–8.1.2

CPENameOperatorVersion
mattermost:mattermostmattermostle7.8.11
mattermost:mattermostmattermostle8.0.3
mattermost:mattermostmattermostle8.1.2

CPE	Name	Operator	Version
mattermost:mattermost	mattermost	le	7.8.11
mattermost:mattermost	mattermost	le	8.0.3
mattermost:mattermost	mattermost	le	8.1.2

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "8.1.2",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "8.0.3",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.8.11",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "8.1.3"
      },
      {
        "status": "unaffected",
        "version": "8.0.4"
      },
      {
        "status": "unaffected",
        "version": "7.8.12"
      }
    ]
  }
]