What is CVE-2020-6143?

CVE-2020-6143 is a critical-severity vulnerability in Os4ed, classified under Improper Neutralization of Directives in Statically Saved Code (Static Code Injection). CVSS score: 10.0/10. Published 2020-09-01.

How severe is CVE-2020-6143?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Is CVE-2020-6143 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Os4ed

CVE-2020-6143

A remote code execution vulnerability exists in the install functionality of OS4Ed openSIS 7.4. The password variable which is set at line 122 in install/Step5.php allows for injection of PHP code into the Data.php file that it writes. An…

EPSS: 0.108 (93.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

N/a Os4ed — versions OS4Ed openSIS 7.4

Weakness classification (CWE)

CWE-96 — Improper Neutralization of Directives in Statically Saved Code (Static Code Injection)

Public proof-of-concept exploits

References

talosintelligence.com/vulnerability_reports/TALOS-2020-1083 (x_refsource_MISC)

Frequently asked questions

What is CVE-2020-6143?: CVE-2020-6143 is a critical-severity vulnerability in Os4ed, classified under Improper Neutralization of Directives in Statically Saved Code (Static Code Injection). CVSS score: 10.0/10. Published 2020-09-01.
How severe is CVE-2020-6143?: Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2020-6143 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.