Arbitrary file upload in Pango Virtual Private Network Software Development Kit

CVE-2020-12828

An issue was discovered in AnchorFree VPN SDK before 1.3.3.218. The VPN SDK service takes certain executable locations over a socket bound to localhost. Binding to the socket and providing a path where a malicious executable file resides leads to executing the malicious executable file with SYSTEM privileges.

Vulnerability class: Unrestricted File Upload

EPSS: 0.033 (87.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-12828?
CVE-2020-12828 is a critical-severity vulnerability in Pango Virtual Private Network Software Development Kit, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2020-05-21.
How severe is CVE-2020-12828?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-12828 known to be exploited?
9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.