Medium severity · published Nov 9, 2023
CVE-2023-5548
Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EP
Extra Packages For Enterprise Linux · Fedoraproject
7.0 · source: NVD
FE
Fedora · Fedoraproject
38 · source: NVD
MO
Moodle · Moodle
before 3.9.24; 3.11.0 before 3.11.17; 4.0.0 before 4.0.11; 4.1.0 before 4.1.6; 4.2.0 before 4.2.3 · source: NVD
Affected product
EP
Extra Packages For Enterprise Linux
Fedoraproject
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-5548
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-5548
Patch
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-77846
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2243449
Patch
https://moodle.org/mod/forum/discuss.php?d=451589
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