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The vulnerability of microprogrammed software in Schneider Electric’s programmable logic controllers such as Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium lies in insufficient testing for unusual or exceptional states. This allows a intruder to trigger malfunctions during maintenance.

🗓️ 02 Sep 2021 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 4 Views

Modicon controllers software lacks testing for unusual states, enabling remote malfunctions.

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Detection
Refs
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CVE-2020-7537
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11 Dec 202001:15
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PT-2020-6372 · Schneider Electric · Modicon M580 +3
8 Dec 202000:00
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9 Jan 202609:58
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Schneider Electric Modicon Improper Check for Unusual or Exceptional Conditions (CVE-2020-7537)
7 Feb 202200:00
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02 Sep 2021 00:00Current
7.2High risk
Vulners AI Score7.2
CVSS 37.5
CVSS 27.8
EPSS0.01382
4