synced 15 MIN AGO
01 Record

CVE-2021-20851

Cross-site request forgery (CSRF) vulnerability in Browser and Operating System Finder versions prior to 1.2 allows a remote unauthenticated attacker to hijack the authentication of an administrator

UnratedPUBLISHEDCNA: jpcert
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Cross-site request forgery (CSRF) vulnerability in Browser and Operating System Finder versions prior to 1.2 allows a remote unauthenticated attacker to hijack the authentication of an administrator

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
0.78% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 55.7% 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:N/UI:R/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
2021-12-01 02:15Z4 YR AGO
Last updated
2024-08-03 17:53Z2 YR AGO
Reserved
2020-12-17
Assigning CNA
jpcert
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-352Cross-Site Request Forgery (CSRF)Compound
Data version
5.1
Document digest
0fb1d99271233d9b1ed102c8c7caf1c09dd71bc0fdbaf9d71cb4845b08ed4638

05 Affected products

VendorProductVersionsPlatforms
Aftab MuniBrowser and Operating System Finderversions prior to 1.2—

06 References