CVE-2023-49594

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.24% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 67.1% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2023-12-23 20:04Z2 YR AGO

Last updated

2025-11-04 18:19Z10 MO AGO

Reserved

2023-12-15

Assigning CNA

talos

Record state

PUBLISHED

Severity

Medium (CVSS 4.5)

CNA CVSS vector

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

Weaknesses

• CWE-201Insertion of Sensitive Information Into Sent DataBase

Data version

5.2

Document digest

6cf9529c38ebcc515e6ad76e5fed40b9e5e548bc5618dcf84031e5f42cff4e0b

• talosintelligence.comhttps://talosintelligence.com/vulnerability_reports/TALOS-2023-1907
• github.comhttps://github.com/instipod/DuoUniversalKeycloakAuthenticator/releases/tag/1.0.8
• www.talosintelligence.comhttps://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1907