CVE-2024-20503

Name: CVE-2024-20503
Creator: NVD / NIST
Published: 2024-09-04T17:15:14.2+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.11%

Last modified Jun 17, 2026

CVE-2024-20503 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A vulnerability in Cisco Duo Epic for Hyperdrive could allow an authenticated, local attacker to view sensitive information in cleartext on an affected system. This vulnerability is due to improper storage of an unencrypted registry key. A low-privileged attacker could exploit this vulnerability by viewing or querying the registry key on the affected system. EPSS estimates a 0.11% chance of exploitation in the next 30 days.

Description

A vulnerability in Cisco Duo Epic for Hyperdrive could allow an authenticated, local attacker to view sensitive information in cleartext on an affected system. This vulnerability is due to improper storage of an unencrypted registry key. A low-privileged attacker could exploit this vulnerability by viewing or querying the registry key on the affected system. A successful exploit could allow the attacker to view sensitive information in cleartext.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.11%

1.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Duo Authentication For Epic	1.0.0
Cisco	Duo Authentication For Epic	1.0.1
Cisco	Duo Authentication For Epic	1.1.9
Cisco	Duo Authentication For Epic	1.1.10
Cisco	Duo Authentication For Epic	1.1.13
Cisco	Duo Authentication For Epic	1.2.0.95

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-duo-epic-info-sdLv6h8yVendor Advisory

Timeline

Published: Sep 4, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-20503?

How severe is CVE-2024-20503?

CVE-2024-20503 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.

How do I fix CVE-2024-20503?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-20503?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST