Is CVE-2023-28336 in the CISA KEV catalog?

No. CVE-2023-28336 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-28336?

CVE-2023-28336 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2023-28336?

CVE-2023-28336 has an EPSS score of 0.74% (50th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-28336?

Upgrade moodle to 4.0.7 or later.

CVE & CISA-KEV Catalog

CVE-2023-28336

MEDIUM

4.3

CVSS v3

NVD

Description

Insufficient filtering of grade report history made it possible for teachers to access the names of users they could not otherwise access.

CWE-200Information Exposure CWE-668

How to fix

Remediation Available

moodleNVD

Affected:>= 4.0.0, < 4.0.7Fixed in:4.0.7CVE-2023-28336derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.74%probability of exploitation in 30 days

50thpercentile

Moderate risk: more likely to be exploited than 50% of all known CVEs.

References

Patch1

moodle.org

Other references2

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.