Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-56r9-72vx-q989
Advisory ID github_osv/GHSA-56r9-72vx-q989
Aliases CVE-2023-28330
Summary Moodle arbitrary file read vulnerability Insufficient sanitizing in backup resulted in an arbitrary file read risk. The capability to access this feature is only available to teachers, managers and admins by default.
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
cvssv3.1 6.5 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/03/GHSA-56r9-72vx-q989/GHSA-56r9-72vx-q989.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/moodle/moodle
https://github.com/moodle/moodle/commit/493205b6b280633bcbc49d2eaf4f61a52252c26c
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-77204
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3QZN34VSF4HTCW3C3ZP2OZYSLYUKADPF
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3QZN34VSF4HTCW3C3ZP2OZYSLYUKADPF
https://moodle.org/mod/forum/discuss.php?d=445062
CVE-2023-28330 https://nvd.nist.gov/vuln/detail/CVE-2023-28330
show_bug.cgi?id=2179412 Bug https://bugzilla.redhat.com/show_bug.cgi?id=2179412
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:H/I:N/A:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/03/GHSA-56r9-72vx-q989/GHSA-56r9-72vx-q989.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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-05-14T16:20:22Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2023/28xxx/CVE-2023-28330.json

Source Advisory: vulnrichment/CVE-2023-28330

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