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Vulnerability record · CVE-2022-38351 · published 19 September 2022

CVE-2022-38351: Supremainc biostar 2 improper privilege management vulnerability

Supremainc · Biostar 2

A vulnerability in Suprema BioStar (aka Bio Star) 2 v2.8.16 allows attackers to escalate privileges to System Administrator via a crafted PUT request to the update profile page.

8.8 CVSS 3.1 High EPSS 1.1% · top 36.1% CWE-269 · Improper privilege management
8.8CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

A vulnerability in Suprema BioStar (aka Bio Star) 2 v2.8.16 allows attackers to escalate privileges to System Administrator via a crafted PUT request to the update profile page.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://nobugescapes.com/blog/privilege-escalation-from-user-operator-to-system-administrator/ ExploitThird Party Advisory
https://nobugescapes.com/wp-content/uploads/2022/08/Part1.docx ExploitThird Party Advisory
https://nobugescapes.com/blog/privilege-escalation-from-user-operator-to-system-administrator/ ExploitThird Party Advisory
https://nobugescapes.com/wp-content/uploads/2022/08/Part1.docx ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2023-33364Supremainc biostar 2 os command injection vulnerabilityAn OS Command injection vulnerability exists in Suprema BioStar 2 before V2.9.1, which allows authenticated users to execute arbitrary OS commands on…EPSS 1.6%8.8CVE-2023-33366Supremainc biostar 2 sql injection vulnerabilityA SQL injection vulnerability exists in Suprema BioStar 2 before 2.9.1, which allows authenticated users to inject arbitrary SQL directives into an S…EPSS 0.60%8.8CVE-2023-31923Supremainc biostar 2 vulnerabilitySuprema BioStar 2 before 2022 Q4, v2.9.1 has Insecure Permissions. A vulnerability in the web application allows an authenticated attacker with "User…EPSS 0.86%7.5CVE-2023-33363Supremainc biostar 2 improper authentication vulnerabilityAn authentication bypass vulnerability exists in Suprema BioStar 2 before 2.9.1, which allows unauthenticated users to access some functionality on B…EPSS 0.56%7.5CVE-2023-33365Supremainc biostar 2 path traversal vulnerabilityA path traversal vulnerability exists in Suprema BioStar 2 before 2.9.1, which allows unauthenticated attackers to fetch arbitrary files from the ser…EPSS 0.73%7.5CVE-2020-15050Suprema BioStar 2 video extension directory traversal file readThe Video Extension in Suprema BioStar 2 before 2.8.2 is vulnerable to directory traversal, allowing remote attackers to read arbitrary files from th…EPSS 51%analysed6.5CVE-2023-27167Supremainc biostar 2 sql injection vulnerabilitySuprema BioStar 2 v2.8.16 was discovered to contain a SQL injection vulnerability via the values parameter at /users/absence?search_month=1.EPSS 7.6%9.9CVE-2026-84869ScreenConnect client allows unauthorized file transfer and execution in remote sessionsA flaw in the ConnectWise ScreenConnect client lets files be transferred and executed inside an active remote session without authorization or Host c…KEVEPSS 0.92%analysed

Source: NIST National Vulnerability Database (record CVE-2022-38351), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.