CVE-2023-5550: fedoraproject extra_packages_for_enterprise_linux Code Injection
CVSS: 9.8v3.1CriticalModified
AliasesUBUNTU-CVE-2023-5550
Published 09-11-2023Last modified 02-08-2024
Vulnerability summary
CVE-2023-5550 is a critical (CVSS 9.8) Code Injection vulnerability in fedoraproject extra_packages_for_enterprise_linux. EPSS estimates a 1.62% chance of exploitation in the next 30 days, higher than 75.7% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
1.62%
0%100%
Low · +0.25 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 09-11-2023PublishedVulnerability first disclosed.
- 02-08-2024Last modifiedVulnerability information updated.
Description
In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user who also has direct access to the web server outside of the Moodle webroot could utilise a local file include to achieve remote code execution.
CVSS metrics
3 scores · 3 sources · 1 versionCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources3 sources · 6.5–9.8
- CVE.orgCNA6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NDiffers
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
1.62%
Chance of exploitation in the next 30 days
Percentile
76%
Versus all other CVEs
30-day change
+0.25 pp
From 1.37% on 20-09-2026
20-09-202620-10-2026
EPSS score1.62%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Fedoraproject2 products
Moodle1 product
- moodle< 3.9.24 | ≥ 3.11.0, < 3.11.17 | ≥ 4.0.0, < 4.0.11 | ≥ 4.1.0, < 4.1.6 | ≥ 4.2.0, < 4.2.3
Ubuntu1 product
- moodleAll versions (No fix recorded)
3 vendors · 4 products