Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-xfv7-h2qg-rjm7
Advisory ID github_osv/GHSA-xfv7-h2qg-rjm7
Aliases CVE-2024-45691
Summary Moodle Lesson activity password bypass through PHP loose comparison A flaw was found in Moodle. When restricting access to a lesson activity with a password, certain passwords could be bypassed or less secure due to a loose comparison in the password-checking logic. This issue only affected passwords set to "magic hash" values.
Status Published
Exploitability 0.5
Weighted Severity 5.7
Risk 2.9
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (2)
CWE-285 Improper Authorization
CWE-289 Authentication Bypass by Alternate Name
System Score Found at
cvssv3.1 5.4 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/11/GHSA-xfv7-h2qg-rjm7/GHSA-xfv7-h2qg-rjm7.json
cvssv4 6.3 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/11/GHSA-xfv7-h2qg-rjm7/GHSA-xfv7-h2qg-rjm7.json
generic_textual MODERATE
Reference id Reference type URL
https://bugzilla.redhat.com/show_bug.cgi?id=2309940
https://github.com/moodle/moodle
https://github.com/moodle/moodle/commit/3fc1073d304f660d2552b591c5fb92547ed01e92
https://moodle.org/mod/forum/discuss.php?d=461897#p1854494
https://moodle.org/security
CVE-2024-45691 https://nvd.nist.gov/vuln/detail/CVE-2024-45691
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/11/GHSA-xfv7-h2qg-rjm7/GHSA-xfv7-h2qg-rjm7.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:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/11/GHSA-xfv7-h2qg-rjm7/GHSA-xfv7-h2qg-rjm7.json
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-11-20T19:17:16Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2024/45xxx/CVE-2024-45691.json

Source Advisory: vulnrichment/CVE-2024-45691

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]