CVE-2021-20589
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)
Buffer access with incorrect length value vulnerability in GOT2000 series GT27 model communication driver versions 01.19.000 through 01.38.000, GT25 model communication driver versions 01.19.000 through 01.38.000, GT23 model communication driver versions 01.19.000 through 01.38.000 and GT21 model communication driver versions 01.21.000 through 01.39.000, GOT SIMPLE series GS21 model communication driver versions 01.21.000 through 01.39.000, GT SoftGOT2000 versions 1.170C through 1.250L and Tension Controller LE7-40GU-L Screen package data for MODBUS/TCP V1.00 allows a remote unauthenticated attacker to stop the communication function of the products via specially crafted packets.
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.
GOT2000 series; GOT SIMPLE series; GT SoftGOT2000; Tension Controller
- Vendor
- n/a
- Product
- GOT2000 series; GOT SIMPLE series; GT SoftGOT2000; Tension Controller
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| GT27 model communication driver versions 01.19.000 through 01.38.000, GT25 model communication driver versions 01.19.000 through 01.38.000, GT23 model communication driver versions 01.19.000 through 01.38.000, GT21 model communication driver versions 01.21.000 through 01.39.000 | affected | Unavailable | Unavailable | Unavailable | None listed |
| GS21 model communication driver versions 01.21.000 through 01.39.000 | affected | Unavailable | Unavailable | Unavailable | None listed |
| GT SoftGOT2000 versions 1.170C through 1.250L | affected | Unavailable | Unavailable | Unavailable | None listed |
| LE7-40GU-L Screen package data for MODBUS/TCP V1.00 | affected | Unavailable | Unavailable | Unavailable | None listed |