CVE-2021-41057
HIGH
7.1
CVSS Score
Published: November 14, 2021 at 08:21 PM UTC
Updated: June 17, 2026 at 04:07 AM UTC
10 products affected across 2 vendorsSIMATIC PCS neoSIMATIC WinCC OACodeMeter Runtime· also runs on 1 platform
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Severity
HIGH7.1
Exploit prediction
EPSS 0.3%
Description
In WIBU CodeMeter Runtime before 7.30a, creating a crafted CmDongles symbolic link will overwrite the linked file without checking permissions.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
34.0.0 ≤ v < 34.9.135.0.0 ≤ v < 35.3.2
Affected range stops below 34.9.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 35.3.2, so it looks safe — our inference, not a vendor statement
v < 12.2.6.1
Affected range stops below 12.2.6.1, so it looks safe — our inference, not a vendor statement
v < 8.0
Affected range stops below 8.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 2019, so it looks safe — our inference, not a vendor statement
All versions
v ≤ 2019
v ≤ 3.18
v < 7.30a
Affected range stops below 7.30a, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)
Runs on — not affected
The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
x_refsource_CONFIRMMitigationVendor Advisory
Source: [email protected]
https://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210910-01.pdfx_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-580693.pdfx_refsource_MISCVendor Advisory
Source: [email protected]
https://www.wibu.com/us/support/security-advisories.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-59
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