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cve[email protected]CVE-2017-8810
HistoryNov 15, 2017 - 8:29 a.m.

CVE-2017-8810

2017-11-1508:29:00
CWE-200
web.nvd.nist.gov
36
mediawiki
cve-2017-8810
security
enumeration
brute-force attack

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

8.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

51.0%

MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2, when a private wiki is configured, provides different error messages for failed login attempts depending on whether the username exists, which allows remote attackers to enumerate account names and conduct brute-force attacks via a series of requests.

Affected configurations

NVD
Node
mediawikimediawikiRange1.27.3
OR
mediawikimediawikiMatch1.28.0
OR
mediawikimediawikiMatch1.28.1
OR
mediawikimediawikiMatch1.28.2
OR
mediawikimediawikiMatch1.29.0
OR
mediawikimediawikiMatch1.29.1
Node
debiandebian_linuxMatch9.0

CNA Affected

[
  {
    "product": "MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2"
      }
    ]
  }
]

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

8.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

51.0%