CVE-2023-2783

2023-06-1609:15:09

CWE-862

[email protected]

web.nvd.nist.gov

cve-2023-2783

mattermost

apps framework

webhook

security vulnerability

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.3 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.7%

JSON

Mattermost Apps Framework fails to verify that a secret provided in the incoming webhook request allowing an attacker to modify the contents of the post sent by the Apps.

Affected configurations

NVD

Node

mattermostmattermostRange7.8.0–7.8.4

mattermostmattermostRange7.9.0–7.9.3

mattermostmattermostMatch7.10.0

CPENameOperatorVersion
mattermost:mattermostmattermostle7.8.4
mattermost:mattermostmattermostle7.9.3
mattermost:mattermostmattermosteq7.10.0

CPE	Name	Operator	Version
mattermost:mattermost	mattermost	le	7.8.4
mattermost:mattermost	mattermost	le	7.9.3
mattermost:mattermost	mattermost	eq	7.10.0

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost App Framework",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "7.8.4",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.9.3",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "7.10.0"
      },
      {
        "status": "unaffected",
        "version": "7.10.1"
      },
      {
        "status": "unaffected",
        "version": "7.8.5"
      },
      {
        "status": "unaffected",
        "version": "7.9.4"
      }
    ]
  }
]