Improper input validation in Phoenixcontact Mguard Centerport
CVE-2018-5441
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.
EPSS: 0.003 (20.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Phoenixcontact Mguard_centerport
- Phoenixcontact Mguard_centerport_firmware
- Phoenixcontact Mguard_core_tx_vpn
- Phoenixcontact Mguard_core_tx_vpn_firmware
- Phoenixcontact Mguard_delta_tx\/tx
- Phoenixcontact Mguard_delta_tx\/tx_firmware
- Phoenixcontact Mguard_delta_tx\/tx_vpn
- Phoenixcontact Mguard_delta_tx\/tx_vpn_firmware
- Phoenixcontact Mguard_gt\/gt
- Phoenixcontact Mguard_gt\/gt_firmware
Weakness classification (CWE)
References
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (x_refsource_CONFIRM, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-5441?
- CVE-2018-5441 is a high-severity vulnerability in Phoenixcontact Mguard Centerport, classified under Improper Validation of Integrity Check Value. CVSS score: 7.8/10. Published 2018-01-30.
- How severe is CVE-2018-5441?
- High severity. CVSS v3 base score is 7.8 out of 10.