How severe is CVE-2024-20405?

CVE-2024-20405 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-20405 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-20405?

CVE-2024-20405 primarily affects Cisco Finesse. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-20405?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-20405 have an EU (EUVD) identifier?

Yes. CVE-2024-20405 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18120.

When was CVE-2024-20405 published?

CVE-2024-20405 was published on 2024-06-05 and last updated on 2026-06-17.

CVE-2024-20405

CVE-2024-20405 is a medium-severity vulnerability in Cisco Finesse with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-18120
Weakness: CWE-79
Affected product: Cisco Finesse
Published: 2024-06-05
Last modified: 2026-06-17

Description

A vulnerability in the web-based management interface of Cisco Finesse could allow an unauthenticated, remote attacker to conduct a stored XSS attack by exploiting an RFI vulnerability. This vulnerability is due to insufficient validation of user-supplied input for specific HTTP requests that are sent to an affected device. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive information on the affected device.

Frequently asked questions

What is CVE-2024-20405?: A vulnerability in the web-based management interface of Cisco Finesse could allow an unauthenticated, remote attacker to conduct a stored XSS attack by exploiting an RFI vulnerability. This vulnerability is due to insufficient validation of user-supplied input for specific HTTP requests that are sent to an affected device. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive information on the affected device.
How severe is CVE-2024-20405?: CVE-2024-20405 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-20405 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-20405?: CVE-2024-20405 primarily affects Cisco Finesse. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-20405?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-20405 have an EU (EUVD) identifier?: Yes. CVE-2024-20405 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18120.
When was CVE-2024-20405 published?: CVE-2024-20405 was published on 2024-06-05 and last updated on 2026-06-17.

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-finesse-ssrf-rfi-Um7wT8Ew

Affected products (10)

cpe:2.3:a:cisco:finesse:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:11.6\(1\):-:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:11.6\(1\):es4:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:11.6\(1\):es5:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:11.6\(1\):es6:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:11.6\(1\):es7:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:11.6\(1\):es8:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:12.6\(2\):-:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:12.6\(2\):es01:*:*:*:*:*:*
cpe:2.3:a:cisco:finesse:12.6\(2\):es02:*:*:*:*:*:*

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