VulnerabilityModified

CVE-2022-4048

Inadequate Encryption Strength in CODESYS Development System V3 versions prior to V3.5.18.40 allows an unauthenticated local attacker to access and manipulate code of the encrypted boot application.

HIGH 7.7EPSS 0.08%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Inadequate Encryption Strength in CODESYS Development System V3 versions prior to V3.5.18.40 allows an unauthenticated local attacker to access and manipulate code of the encrypted boot application.

CVSS 3.1: 7.7 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS: 0.08% probability · 0th percentile
CISA KEV: Not listed
Weakness: CWE-326
Affected: codesys/development system v3
Source: info@cert.vde.com

References

https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17350&token=2cee62285d3ec76d6a78dfa9b9e81e66f6136a2a&download=Vendor Advisory
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17350&token=2cee62285d3ec76d6a78dfa9b9e81e66f6136a2a&download=Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.