What is CVE-2021-22792?

CVE-2021-22792 is a high-severity vulnerability in Schneider-electric Modicon_m340_bmxp341000, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2021-09-02.

How severe is CVE-2021-22792?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Schneider-electric Modicon_m340_bmxp341000

CVE-2021-22792

A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU (par…

EPSS: 0.009 (56.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

cybersecurity@se.com (x_refsource_MISC, Not Applicable)
nvd@nist.gov (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22792?: CVE-2021-22792 is a high-severity vulnerability in Schneider-electric Modicon_m340_bmxp341000, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2021-09-02.
How severe is CVE-2021-22792?: High severity. CVSS v3 base score is 7.5 out of 10.