Is CVE-2023-22503 in the CISA KEV catalog?

No. CVE-2023-22503 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-22503?

CVE-2023-22503 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-22503?

CVE-2023-22503 has an EPSS score of 0.79% (52th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-22503?

Upgrade confluence data center to 8.2.0 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-22503

MEDIUM

5.3

CVSS v3

NVD

Description

Affected versions of Atlassian Confluence Server and Data Center allow anonymous remote attackers to view the names of attachments and labels in a private Confluence space. This occurs via an Information Disclosure vulnerability in the macro preview feature. This vulnerability was reported by Rojan Rijal of the Tinder Security Engineering team. The affected versions are before version 7.13.15, from version 7.14.0 before 7.19.7, and from version 7.20.0 before 8.2.0.

CWE-200Information Exposure

How to fix

Remediation Available

confluence data centerNVD

Affected:>= 7.20.0, < 8.2.0Fixed in:8.2.0CVE-2023-22503derived from NVD

confluence serverNVD

Affected:>= 7.20.0, < 8.2.0Fixed in:8.2.0CVE-2023-22503derived 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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.79%probability of exploitation in 30 days

52ndpercentile

Moderate risk: more likely to be exploited than 52% of all known CVEs.

References

Vendor Advisory1

jira.atlassian.com

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.