CVE-2021-20988
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Hilscher rcX RTOS: Wrong handling of the UDP checksum
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
rcX RTOS
- Vendor
- Hilscher
- Product
- rcX RTOS
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| unspecified | affected | custom | V2.1.14.1 | Unavailable | None listed |
Ethernet IO Modules ICE1-16
- Vendor
- Pepperl+Fuchs
- Product
- Ethernet IO Modules ICE1-16
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| ICE1-16DI-G60L-V1D | affected | custom | Unavailable | F10017 | None listed |
| ICE1-16DIO-G60L-C1-V1D | affected | custom | Unavailable | F10017 | None listed |
| ICE1-16DIO-G60L-V1D | affected | custom | Unavailable | F10017 | None listed |
Ethernet IO Modules ICE1-8
- Vendor
- Pepperl+Fuchs
- Product
- Ethernet IO Modules ICE1-8
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| ICE1-8DI8DO-G60L-C1-V1D | affected | custom | Unavailable | F10017 | None listed |
| ICE1-8DI8DO-G60L-V1D | affected | custom | Unavailable | F10017 | None listed |
| ICE1-8IOL-G30L-V1D | affected | custom | Unavailable | F10017 | None listed |
| ICE1-8IOL-G60L-V1D | affected | custom | Unavailable | F10017 | None listed |
| ICE1-8IOL-S2-G60L-V1D | affected | custom | Unavailable | F10017 | None listed |