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cvelistMattermostCVELIST:CVE-2023-3593
HistoryJul 17, 2023 - 3:38 p.m.

CVE-2023-3593 Server crash via a specially crafted markdown input

2023-07-1715:38:57
CWE-400
Mattermost
www.cve.org
mattermost
validation
vulnerability
server
crash

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

0.001 Low

EPSS

Percentile

21.2%

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

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"
      }
    ]
  }
]

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

0.001 Low

EPSS

Percentile

21.2%

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