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Vulnerability details: VCID-ehpz-k1zx-q7gg
Vulnerability ID VCID-ehpz-k1zx-q7gg
Aliases CVE-2018-0505
GHSA-5c6w-f4w2-2grp
Summary Mediawiki BotPassword can bypass CentralAuth's account lock Mediawiki 1.31 before 1.31.1, 1.30.1, 1.29.3 and 1.27.5 contains a flaw where BotPasswords can bypass CentralAuth's account lock
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-287 Improper Authentication
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-285 Improper Authorization
System Score Found at
cvssv3.1 6.5 https://access.redhat.com/errata/RHSA-2019:3142
generic_textual MODERATE https://access.redhat.com/errata/RHSA-2019:3142
cvssv3.1 6.5 https://access.redhat.com/errata/RHSA-2019:3238
generic_textual MODERATE https://access.redhat.com/errata/RHSA-2019:3238
cvssv3.1 6.5 https://access.redhat.com/errata/RHSA-2019:3813
generic_textual MODERATE https://access.redhat.com/errata/RHSA-2019:3813
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-0505.json
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00508 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
epss 0.00528 https://api.first.org/data/v1/epss?cve=CVE-2018-0505
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-5c6w-f4w2-2grp
cvssv3.1 6.5 https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2018-0505.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2018-0505.yaml
cvssv3.1 6.5 https://github.com/wikimedia/mediawiki
generic_textual MODERATE https://github.com/wikimedia/mediawiki
cvssv3.1 6.5 https://lists.wikimedia.org/pipermail/wikitech-l/2018-September/090849.html
generic_textual MODERATE https://lists.wikimedia.org/pipermail/wikitech-l/2018-September/090849.html
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2018-0505
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-0505
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-0505
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2018-0505
cvssv3.1 6.5 https://phabricator.wikimedia.org/T194605
generic_textual MODERATE https://phabricator.wikimedia.org/T194605
archlinux Medium https://security.archlinux.org/AVG-765
cvssv3.1 6.5 https://www.debian.org/security/2018/dsa-4301
generic_textual MODERATE https://www.debian.org/security/2018/dsa-4301
cvssv3.1 6.5 http://www.securitytracker.com/id/1041695
generic_textual MODERATE http://www.securitytracker.com/id/1041695
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2019:3142
https://access.redhat.com/errata/RHSA-2019:3238
https://access.redhat.com/errata/RHSA-2019:3813
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-0505.json
https://api.first.org/data/v1/epss?cve=CVE-2018-0505
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0503
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0504
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0505
https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2018-0505.yaml
https://github.com/wikimedia/mediawiki
https://lists.wikimedia.org/pipermail/wikitech-l/2018-September/090849.html
https://nvd.nist.gov/vuln/detail/CVE-2018-0505
https://phabricator.wikimedia.org/T194605
https://www.debian.org/security/2018/dsa-4301
http://www.securitytracker.com/id/1041695
1634166 https://bugzilla.redhat.com/show_bug.cgi?id=1634166
ASA-201809-5 https://security.archlinux.org/ASA-201809-5
AVG-765 https://security.archlinux.org/AVG-765
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:a:mediawiki:mediawiki:1.27.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mediawiki:mediawiki:1.27.5:*:*:*:*:*:*:*
cpe:2.3:a:mediawiki:mediawiki:1.29.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mediawiki:mediawiki:1.29.3:*:*:*:*:*:*:*
cpe:2.3:a:mediawiki:mediawiki:1.30.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mediawiki:mediawiki:1.30.1:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
GHSA-5c6w-f4w2-2grp https://github.com/advisories/GHSA-5c6w-f4w2-2grp
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://access.redhat.com/errata/RHSA-2019:3142
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://access.redhat.com/errata/RHSA-2019:3238
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://access.redhat.com/errata/RHSA-2019:3813
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-0505.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2018-0505.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/wikimedia/mediawiki
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://lists.wikimedia.org/pipermail/wikitech-l/2018-September/090849.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-0505
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-0505
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-0505
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://phabricator.wikimedia.org/T194605
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at https://www.debian.org/security/2018/dsa-4301
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Found at http://www.securitytracker.com/id/1041695
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.65329
EPSS Score 0.00508
Published At Sept. 9, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T09:14:17.266243+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-5c6w-f4w2-2grp/GHSA-5c6w-f4w2-2grp.json 37.0.0