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cve[email protected]CVE-2022-1337
HistoryApr 13, 2022 - 6:15 p.m.

CVE-2022-1337

2022-04-1318:15:09
CWE-400
CWE-770
web.nvd.nist.gov
57
2
mattermost
image proxy
cve-2022-1337
server crash
security vulnerability
nvd

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

6.5 Medium

CVSS3

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

6.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.0%

The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files.

Affected configurations

NVD
Node
mattermostmattermost_serverRange5.37.05.37.9
OR
mattermostmattermost_serverRange6.2.06.2.5
OR
mattermostmattermost_serverRange6.3.06.3.5
OR
mattermostmattermost_serverRange6.4.06.4.2

CNA Affected

[
  {
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThan": "6.4.2",
        "status": "affected",
        "version": "6.4",
        "versionType": "custom"
      },
      {
        "lessThan": "6.3.5",
        "status": "affected",
        "version": "6.3",
        "versionType": "custom"
      },
      {
        "lessThan": "6.2.5",
        "status": "affected",
        "version": "6.2",
        "versionType": "custom"
      },
      {
        "lessThan": "5.37.9",
        "status": "affected",
        "version": "5.37",
        "versionType": "custom"
      }
    ]
  }
]

Social References

More

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

6.5 Medium

CVSS3

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

6.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.0%

Related for CVE-2022-1337