CVE-2021-20988
8.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Summary
In Hilscher rcX RTOS versions prios to V2.1.14.1 the actual UDP packet length is not verified against the length indicated by the packet. This may lead to a denial of service of the affected device.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Hilscher | rcX RTOS | unspecified < V2.1.14.1 | affected |
| Pepperl+Fuchs | Ethernet IO Modules ICE1-16 | ICE1-16DI-G60L-V1D <= F10017 | affected |
| Pepperl+Fuchs | Ethernet IO Modules ICE1-16 | ICE1-16DIO-G60L-C1-V1D <= F10017 | affected |
| Pepperl+Fuchs | Ethernet IO Modules ICE1-16 | ICE1-16DIO-G60L-V1D <= F10017 | affected |
| Pepperl+Fuchs | Ethernet IO Modules ICE1-8 | ICE1-8DI8DO-G60L-C1-V1D <= F10017 | affected |
| Pepperl+Fuchs | Ethernet IO Modules ICE1-8 | ICE1-8DI8DO-G60L-V1D <= F10017 | affected |
| Pepperl+Fuchs | Ethernet IO Modules ICE1-8 | ICE1-8IOL-G30L-V1D <= F10017 | affected |
| Pepperl+Fuchs | Ethernet IO Modules ICE1-8 | ICE1-8IOL-G60L-V1D <= F10017 | affected |
| Pepperl+Fuchs | Ethernet IO Modules ICE1-8 | ICE1-8IOL-S2-G60L-V1D <= F10017 | affected |
Weaknesses
- CWE-119: CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
ADP Enrichment
CVE Program Container
Additional References
- https://kb.hilscher.com/display/ISMS/2019-04-10+Wrong+handling+of+the+UDP+checksum
- https://cert.vde.com/de-de/advisories/vde-2021-018
References
- https://kb.hilscher.com/display/ISMS/2019-04-10+Wrong+handling+of+the+UDP+checksum
- https://cert.vde.com/de-de/advisories/vde-2021-018
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