High severity7.8NVD Advisory· Published Jan 30, 2018· Updated Jun 17, 2026
CVE-2018-5441
CVE-2018-5441
Description
An Improper Validation of Integrity Check Value issue was discovered in PHOENIX CONTACT mGuard firmware versions 7.2 to 8.6.0. mGuard devices rely on internal checksums for verification of the internal integrity of the update packages. Verification may not always be performed correctly, allowing an attacker to modify firmware update packages.
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Affected products
1- Range: >=7.2, <=8.6.0
Patches
Vulnerability mechanics
References
3- cert.vde.com/en-us/advisories/vde-2018-001nvdPatchThird Party Advisory
- www.securityfocus.com/bid/102907nvdThird Party AdvisoryVDB Entry
- ics-cert.us-cert.gov/advisories/ICSA-18-030-01nvdThird Party AdvisoryUS Government Resource
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