Is CVE-2023-20257 in the CISA KEV catalog?

No. CVE-2023-20257 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-20257?

CVE-2023-20257 has a CVSS v3 base score of 4.8 (MEDIUM).

What is the EPSS score for CVE-2023-20257?

CVE-2023-20257 has an EPSS score of 0.36% (28th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-20257?

Upgrade evolved programmable network manager to 7.1.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-20257

MEDIUM

4.8

CVSS v3

NVD

Description

A vulnerability in the web-based management interface of Cisco Prime Infrastructure could allow an authenticated, remote attacker to conduct cross-site scripting attacks. This vulnerability is due to improper validation of user-supplied input to the web-based management interface. An attacker could exploit this vulnerability by submitting malicious input containing script or HTML content within requests that would stored within the application interface. A successful exploit could allow the attacker to conduct cross-site scripting attacks against other users of the affected application.

CWE-80 CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

evolved programmable network managerNVD

Affected:< 7.1.1Fixed in:7.1.1CVE-2023-20257derived from NVD

prime infrastructureNVD

Affected:< 3.10.4Fixed in:3.10.4CVE-2023-20257derived 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

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.36%probability of exploitation in 30 days

28thpercentile

Low risk: more likely to be exploited than 28% of all known CVEs.

References

Vendor Advisory1

sec.cloudapps.cisco.com

Related Vulnerabilities

Other CWE-80 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-21145	Medium	4.8	78%	-	-
CVE-2020-13562	Medium	6.1	78%	-	-
CVE-2020-13965	Medium	6.1	77%	KEV	Fix
CVE-2020-13564	Medium	6.1	76%	-	-
CVE-2020-13563	Medium	6.1	76%	-	-
CVE-2024-4439	High	7.2	71%	-	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.