01 Record
CVE-2023-1477
Improper Authentication vulnerability in HYPR Keycloak Authenticator Extension allows Authentication Abuse.This issue affects HYPR Keycloak Authenticator Extension: before 7.10.2, before 8.0.3.
HighPUBLISHEDCNA: HYPR
CNA base score7.2 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
02 Description
Improper Authentication vulnerability in HYPR Keycloak Authenticator Extension allows Authentication Abuse.This issue affects HYPR Keycloak Authenticator Extension: before 7.10.2, before 8.0.3.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.62% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 49.0% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- 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.
04 Metadata
- Published
- 2023-04-28 14:56Z3 YR AGO
- Last updated
- 2025-03-05 19:03Z1 YR AGO
- Reserved
- 2023-03-17
- Assigning CNA
- HYPR
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.2)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-287Improper AuthenticationClass
- Data version
- 5.1
- Document digest
- ca80bd224e7b0ffde3c3c95ee04a86a6f6fb8384e80742dcc562859b34e8a1a4
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.hypr.comhttps://www.hypr.com/security-advisories