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01 Record

CVE-2020-15077

OpenVPN Access Server 2.8.7 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication, which can be

UnratedPUBLISHEDCNA: OpenVPN
CNA base scoreUnratedNo CNA CVSS vector

02 Description

OpenVPN Access Server 2.8.7 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication, which can be

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.21% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 67.9% of scored records. A rank, not a probability.
NVD base score
5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/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.

04 Metadata

Published
2021-06-04 10:42Z5 YR AGO
Last updated
2024-08-04 13:08Z2 YR AGO
Reserved
2020-06-25
Assigning CNA
OpenVPN
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-305Authentication Bypass by Primary WeaknessBase
  • CWE-287Improper AuthenticationClass
Data version
5.1
Document digest
3a1f54074cc596d4aa6bc4d1fd91f73dcbba1bd707b997bbc224d71019bb2827

05 Affected products

VendorProductVersionsPlatforms
n/aOpenVPN Access Server2.8.7 and earlier versions—

06 References