What is CVE-2024-20390?

CVE-2024-20390 is a medium-severity vulnerability in Cisco Ios Xr Software, classified under Improper Verification of Source of a Communication Channel. CVSS score: 5.3/10. Published 2024-09-11.

How severe is CVE-2024-20390?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Cisco Ios Xr Software

CVE-2024-20390

A vulnerability in the Dedicated XML Agent feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) on XML TCP listen port 38751. This vulnerability is due to a lack of proper e…

EPSS: 0.004 (35.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Cisco Ios Xr Software — versions 6.5.3, 6.5.29, 6.5.1
Cisco Ios_xr

Weakness classification (CWE)

CWE-940 — Improper Verification of Source of a Communication Channel

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-20390?: CVE-2024-20390 is a medium-severity vulnerability in Cisco Ios Xr Software, classified under Improper Verification of Source of a Communication Channel. CVSS score: 5.3/10. Published 2024-09-11.
How severe is CVE-2024-20390?: Medium severity. CVSS v3 base score is 5.3 out of 10.