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MattermostCVE-2024-39807

HistoryJul 03, 2024 - 9:15 a.m.

CVE-2024-39807

2024-07-0309:15:07

CWE-200

Mattermost

web.nvd.nist.gov

mattermost

webhook

leakage

security vulnerability

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

Confidence

High

EPSS

0.001

Percentile

17.2%

JSON

Mattermost versions 9.5.x <= 9.5.5 and 9.8.0 fail to properly sanitize the recipients of a webhook event which allows an attacker monitoring webhook events to retrieve the channel IDs of archived or restored channels.

Affected configurations

Nvd

Node

mattermostmattermostRange9.5.0–9.5.6

mattermostmattermostRange9.8.0–9.8.1

VendorProductVersionCPE
mattermostmattermost*cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*

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

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "status": "affected",
        "version": "9.8.0"
      },
      {
        "lessThanOrEqual": "9.5.5",
        "status": "affected",
        "version": "9.5.0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "9.9.0"
      },
      {
        "status": "unaffected",
        "version": "9.8.1"
      },
      {
        "status": "unaffected",
        "version": "9.5.6"
      }
    ]
  }
]

References

mattermost.com/security-updates

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

Confidence

High

EPSS

0.001

Percentile

17.2%

JSON

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