Critical severity9.8NVD Advisory· Published Apr 25, 2022· Updated Jun 17, 2026

CVE-2021-45837

Description

It is possible to execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by sending a specifically crafted input to /tos/index.php?app/del.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Terra Master/Toscpe-rescue2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 4.2.X (4.2.15-2107141517)
Terra Master/FS-210llm-fuzzy
Range: 4.2.X (4.2.15-2107141517)
Terra Master/F4-210 TOSllm-fuzzy
Range: 4.2.X (4.2.15-2107141517)

Patches

Vulnerability mechanics

References

thatsn0tmy.site/posts/2021/12/how-to-summon-rces/nvdExploitThird Party Advisory
packetstormsecurity.com/files/172881/TerraMaster-TOS-4.2.15-Remote-Code-Execution.htmlnvd

News mentions

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cvss	0.637
epss	0.013
exploit	0.030
kev	0.000
patch	0.000
ransomware	0.000