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cve[email protected]CVE-2023-3593
HistoryJul 17, 2023 - 4:15 p.m.

CVE-2023-3593

2023-07-1716:15:11
CWE-400
web.nvd.nist.gov
14
cve-2023-3593
mattermost
markdown validation
server crash

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

21.1%

Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input.

Affected configurations

NVD
Node
mattermostmattermost_serverRange7.8.07.8.7
OR
mattermostmattermost_serverRange7.9.07.9.5
OR
mattermostmattermost_serverRange7.10.07.10.3

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "7.8.6",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.9.4",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.10.2",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "7.8.7"
      },
      {
        "status": "unaffected",
        "version": "7.9.5"
      },
      {
        "status": "unaffected",
        "version": "7.10.3"
      }
    ]
  }
]

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

21.1%

Related for CVE-2023-3593