How severe is CVE-2024-20301?

CVE-2024-20301 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over physical access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-20301 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-20301?

CVE-2024-20301 affects Cisco Duo Authentication For Windows Logon And Rdp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-20301?

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

Does CVE-2024-20301 have an EU (EUVD) identifier?

Yes. CVE-2024-20301 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18016.

When was CVE-2024-20301 published?

CVE-2024-20301 was published on 2024-03-06 and last updated on 2026-06-17.

CVE-2024-20301

CVE-2024-20301 is a medium-severity vulnerability in Cisco Duo Authentication For Windows Logon And Rdp with a CVSS 3.x base score of 6.2. 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-613.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-18016
Weakness: CWE-613
Affected product: Cisco Duo Authentication For Windows Logon And Rdp
Published: 2024-03-06
Last modified: 2026-06-17

Description

A vulnerability in Cisco Duo Authentication for Windows Logon and RDP could allow an authenticated, physical attacker to bypass secondary authentication and access an affected Windows device. This vulnerability is due to a failure to invalidate locally created trusted sessions after a reboot of the affected device. An attacker with primary user credentials could exploit this vulnerability by attempting to authenticate to an affected device. A successful exploit could allow the attacker to access the affected device without valid permissions.

Frequently asked questions

What is CVE-2024-20301?: A vulnerability in Cisco Duo Authentication for Windows Logon and RDP could allow an authenticated, physical attacker to bypass secondary authentication and access an affected Windows device. This vulnerability is due to a failure to invalidate locally created trusted sessions after a reboot of the affected device. An attacker with primary user credentials could exploit this vulnerability by attempting to authenticate to an affected device. A successful exploit could allow the attacker to access the affected device without valid permissions.
How severe is CVE-2024-20301?: CVE-2024-20301 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over physical access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-20301 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-20301?: CVE-2024-20301 affects Cisco Duo Authentication For Windows Logon And Rdp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-20301?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-20301 have an EU (EUVD) identifier?: Yes. CVE-2024-20301 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18016.
When was CVE-2024-20301 published?: CVE-2024-20301 was published on 2024-03-06 and last updated on 2026-06-17.

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-duo-win-bypass-pn42KKBm

Affected products (1)

cpe:2.3:a:cisco:duo_authentication_for_windows_logon_and_rdp:*:*:*:*:*:*:*:*

More vulnerabilities in Cisco Duo Authentication For Windows Logon And Rdp

CVE-2020-3427 — Medium (CVSS 6.6): The Windows Logon installer prior to 4.1.2 did not properly validate file installation paths. This allows an attacker…
CVE-2023-20123 — Medium (CVSS 6.3): A vulnerability in the offline access mode of Cisco Duo Two-Factor Authentication for macOS and Duo Authentication for…
CVE-2024-20292 — Medium (CVSS 4.4): A vulnerability in the logging component of Cisco Duo Authentication for Windows Logon and RDP could allow an…

All CVEs affecting Cisco Duo Authentication For Windows Logon And Rdp →

Other CWE-613 (Insufficient Session Expiration) vulnerabilities

CVE-2024-8888 — Critical (CVSS 10.0): An attacker with access to the network where CIRCUTOR Q-SMT is located in its firmware version 1.0.4, could steal the…
CVE-2026-46455 — Critical (CVSS 9.8): Insufficient Session Expiration vulnerability in Apache Camel Keycloak Component. The camel-keycloak security helper…
CVE-2026-21622 — Critical (CVSS 9.8): Insufficient Session Expiration vulnerability in hexpm hexpm/hexpm ('Elixir.Hexpm.Accounts.PasswordReset' module)…
CVE-2025-59786 — Critical (CVSS 9.8): 2N Access Commander version 3.4.2 and prior improperly invalidates session tokens, allowing multiple session cookies to…
CVE-2026-26342 — Critical (CVSS 9.8): Tattile Smart+, Vega, and Basic device families firmware versions 1.181.5 and prior implement an authentication token…
CVE-2026-1435 — Critical (CVSS 9.8): Not properly invalidated session vulnerability in Graylog Web Interface, version 2.2.3, due to incorrect management of…

Browse all CWE-613 (Insufficient Session Expiration) vulnerabilities →