Vulnerability · Published Jul 23, 2020 · Assigned by schneider

CVE-2020-7520

Medium 4.7

In plain English

A medium-severity open redirect in Schneider Electric Software Update (SESU) V2.4.0 and prior.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).

Severity (CVSS NVD)4.7Medium
Exploit odds (30 days)0.9%top 39.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

VendorProductVersions
n/a Schneider Electric Software Update (SESU) V2.4.0 and prior. Schneider Electric Software Update (SESU) V2.4.0 and prior.

Weakness: CWE-601

References