What is CVE-2021-41057?

CVE-2021-41057 is a high-severity vulnerability in Microsoft Windows, classified under Improper Link Resolution Before File Access. CVSS score: 7.1/10. Published 2021-11-14.

How severe is CVE-2021-41057?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Microsoft Windows

CVE-2021-41057

In WIBU CodeMeter Runtime before 7.30a, creating a crafted CmDongles symbolic link will overwrite the linked file without checking permissions.

EPSS: 0.003 (20.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Microsoft Windows
Siemens Pss_cape — versions 14
Siemens Pss_e
Siemens Pss_odms
Siemens Sicam_230
Siemens Simatic_information_server — versions 2019
Siemens Simatic_pcs_neo
Siemens Simatic_process_historian
Siemens Simatic_wincc_oa
Siemens Simit

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
cve@mitre.org (x_refsource_CONFIRM, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2021-41057?: CVE-2021-41057 is a high-severity vulnerability in Microsoft Windows, classified under Improper Link Resolution Before File Access. CVSS score: 7.1/10. Published 2021-11-14.
How severe is CVE-2021-41057?: High severity. CVSS v3 base score is 7.1 out of 10.