CVE-2020-7520

low-risk
Published 2020-07-23

A CWE-601: URL Redirection to Untrusted Site ('Open Redirect') vulnerability exists in Schneider Electric Software Update (SESU), V2.4.0 and prior, which could cause execution of malicious code on the victim's machine. In order to exploit this vulnerability, an attacker requires privileged access on the engineering workstation to modify a Windows registry key which would divert all traffic updates to go through a server in the attacker's possession. A man-in-the-middle attack is then used to complete the exploit.

Do I need to act?

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0.27% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10 Medium
NETWORK / HIGH complexity

Affected Products (1)

Software Update Utility

Affected Vendors

21
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal