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vulnrichmentMattermostVULNRICHMENT:CVE-2024-41162
HistoryAug 01, 2024 - 2:05 p.m.

CVE-2024-41162 Malicious remote can make an arbitrary local channel read-only

2024-08-0114:05:09
CWE-284
Mattermost
github.com
2
mattermost
version 9.9.x
version 9.5.x
version 9.7.x
version 9.8.x
shared channels
remote
local channel
read-only
modification

CVSS3

4.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

7.2

Confidence

High

EPSS

0

Percentile

14.7%

SSVC

Exploitation

none

Automatable

no

Technical Impact

partial

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow the modification of local channels by a remote, when shared channels are enabled, which allows a malicious remote to make an arbitrary local channel read-only.

CNA Affected

[
  {
    "vendor": "Mattermost",
    "product": "Mattermost",
    "versions": [
      {
        "status": "affected",
        "version": "9.9.0"
      },
      {
        "status": "affected",
        "version": "9.5.0",
        "versionType": "semver",
        "lessThanOrEqual": "9.5.6"
      },
      {
        "status": "affected",
        "version": "9.7.0",
        "versionType": "semver",
        "lessThanOrEqual": "9.7.5"
      },
      {
        "status": "affected",
        "version": "9.8.0",
        "versionType": "semver",
        "lessThanOrEqual": "9.8.1"
      },
      {
        "status": "unaffected",
        "version": "9.10.0"
      },
      {
        "status": "unaffected",
        "version": "9.9.1"
      },
      {
        "status": "unaffected",
        "version": "9.5.7"
      },
      {
        "status": "unaffected",
        "version": "9.7.6"
      },
      {
        "status": "unaffected",
        "version": "9.8.2"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

CVSS3

4.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

7.2

Confidence

High

EPSS

0

Percentile

14.7%

SSVC

Exploitation

none

Automatable

no

Technical Impact

partial

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