Buffer overflow

2021-06-1612:15:00

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9.2 High

AI Score

Confidence

High

0.097 Low

EPSS

Percentile

94.8%

JSON

A buffer over-read vulnerability exists in Wibu-Systems CodeMeter versions < 7.21a. An unauthenticated remote attacker can exploit this issue to disclose heap memory contents or crash the CodeMeter Runtime Server.

CPENameOperatorVersion
simatic_information_servereq2019 sp1
simatic_information_servereq2020
simatic_pcs_neolt3.1
simatic_process_historiange2019
simatic_process_historianlt2020
simatic_process_historianeq2020
simatic_wincc_oaeq3.18
simatic_wincc_oaeq3.17
simit_simulation_platformge10.0
simit_simulation_platformlt10.3

Name	Operator	Version
simatic_information_server	eq	2019 sp1
simatic_information_server	eq	2020
simatic_pcs_neo	lt	3.1
simatic_process_historian	ge	2019
simatic_process_historian	lt	2020
simatic_process_historian	eq	2020
simatic_wincc_oa	eq	3.18
simatic_wincc_oa	eq	3.17
simit_simulation_platform	ge	10.0
simit_simulation_platform	lt	10.3