CVE-2020-9450 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe exposes a REST API that can be used by everyone, even unprivileged users. This API is used to communicate from the GUI to anti_ransomware_service.exe. This can be exploited to add an arbitrary malicious executable to the whitelist, or even exclude an entire drive from being monitored by anti_ransomware_service.exe.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Acronis	True Image 2020	24.5.22510

Related Weaknesses (CWE)

CWE-276

References

https://danishcyberdefence.dk/blogThird Party Advisory
https://madsjoensen.dk/cve-2020-9450/ExploitThird Party Advisory
https://www.acronis.comVendor Advisory
https://danishcyberdefence.dk/blogThird Party Advisory
https://madsjoensen.dk/cve-2020-9450/ExploitThird Party Advisory
https://www.acronis.comVendor Advisory

FAQ

What is CVE-2020-9450?

CVE-2020-9450 is a vulnerability with a CVSS score of 7.8 (HIGH). An issue was discovered in Acronis True Image 2020 24.5.22510. anti_ransomware_service.exe exposes a REST API that can be used by everyone, even unprivileged users. This API is used to communicate fro...

How severe is CVE-2020-9450?

CVE-2020-9450 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-9450?

Check the references section above for vendor advisories and patch information. Affected products include: Acronis True Image 2020.