CVE-2020-23621

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-05-02 · updated 2026-06-17
Weakness: CWE-502

Description

The Java Remote Management Interface of all versions of SVI MS Management System was discovered to contain a vulnerability due to insecure deserialization of user-supplied content, which can allow attackers to execute arbitrary code via a crafted serialized Java object.

Affected products

Squire-Technologies Svi Ms Management System: all versions

References

https://gist.github.com/fuzzKitty/dd1c6fac4f36e70ea64814732726aaea
https://github.com/joaomatosf/jexboss
https://www.squire-technologies.co.uk/
https://gist.github.com/fuzzKitty/dd1c6fac4f36e70ea64814732726aaea
https://github.com/joaomatosf/jexboss
https://www.squire-technologies.co.uk/

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