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prionPRIOn knowledge basePRION:CVE-2019-10121
HistoryJul 10, 2019 - 12:15 p.m.

Design/Logic Flaw

2019-07-1012:15:00
PRIOn knowledge base
www.prio-n.com
3

9.5 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

78.6%

eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.15 use session IDs for authentication but lack authorization checks. An attacker can obtain a session ID via the user authentication dialogue, aka HMCCU-153. This leads to automatic login as admin.

CPENameOperatorVersion
ccu2_firmwarelt2.41.8
ccu3_firmwarelt3.43.15

9.5 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

78.6%

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