Is CVE-2023-23553 in the CISA KEV catalog?

No. CVE-2023-23553 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-23553?

CVE-2023-23553 has a CVSS v3 base score of 4.5 (MEDIUM).

What is the EPSS score for CVE-2023-23553?

CVE-2023-23553 has an EPSS score of 0.39% (31th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-23553?

Upgrade x-400 firmware to 2.8 or later.

CVE & CISA-KEV Catalog

CVE-2023-23553

MEDIUM

4.5

CVSS v3

NVD

Description

Control By Web X-400 devices are vulnerable to a cross-site scripting attack, which could result in private and session information being transferred to the attacker.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

x-400 firmwareNVD

Affected:< 2.8Fixed in:2.8CVE-2023-23553derived 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 RequiredHigh

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.39%probability of exploitation in 30 days

31stpercentile

Low risk: more likely to be exploited than 31% of all known CVEs.

References

Mitigation1

cisa.gov

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	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.