CVE-2021-34593 (GCVE-0-2021-34593)
Vulnerability from cvelistv5
Published
2021-10-26 09:55
Modified
2024-09-17 04:10
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-755 - Improper Handling of Exceptional Conditions
Summary
In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be blocked from accessing the PLC.
References
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| CODESYS | CODESYS V2 |
Version: Runtime Toolkit 32 bit full < V2.4.7.56 Version: PLCWinNT < V2.4.7.56 |
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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