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Vulnerability details: VCID-qf7h-3hbp-5bbb
Vulnerability ID VCID-qf7h-3hbp-5bbb
Aliases CVE-2017-2643
GHSA-98mf-mqw9-9q8q
Summary Information Exposure In Moodle global search displays user names for unauthenticated users.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-2643
cvssv3.1 5.3 https://github.com/moodle/moodle
generic_textual MODERATE https://github.com/moodle/moodle
cvssv3.1 5.3 https://moodle.org/mod/forum/discuss.php?d=349420
generic_textual MODERATE https://moodle.org/mod/forum/discuss.php?d=349420
cvssv3.1 5.3 https://nvd.nist.gov/vuln/detail/CVE-2017-2643
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2017-2643
cvssv3.1 5.3 http://www.securityfocus.com/bid/96978
generic_textual MODERATE http://www.securityfocus.com/bid/96978
cvssv3.1 5.3 http://www.securitytracker.com/id/1038174
generic_textual MODERATE http://www.securitytracker.com/id/1038174
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2017-2643
https://github.com/moodle/moodle
https://moodle.org/mod/forum/discuss.php?d=349420
http://www.securityfocus.com/bid/96978
http://www.securitytracker.com/id/1038174
CVE-2017-2643 https://nvd.nist.gov/vuln/detail/CVE-2017-2643
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://github.com/moodle/moodle
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:L/I:N/A:N Found at https://moodle.org/mod/forum/discuss.php?d=349420
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:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-2643
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:L/I:N/A:N Found at http://www.securityfocus.com/bid/96978
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:L/I:N/A:N Found at http://www.securitytracker.com/id/1038174
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 0.73683
EPSS Score 0.00762
Published At May 30, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-30T20:52:43.235487+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/moodle/moodle/CVE-2017-2643.yml 38.6.0