Medium severity6.4NVD Advisory· Published Feb 27, 2020· Updated Jun 17, 2026
CVE-2020-3924
CVE-2020-3924
Description
DVR firmware in TAT-76 and TAT-77 series of products, provided by TONNET do not properly verify patch files. Attackers can inject a specific command into a patch file and gain access to the system.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10- TONNET/DVRv5Range: 0
- cpe:2.3:o:tonnet:tat-77104g1_firmware:*:*:*:*:*:*:*:*Range: <=tat-77104g1_20190107
- cpe:2.3:o:tonnet:tat-70432n_firmware:*:*:*:*:*:*:*:*Range: <=tat-77208g1_20181225
- cpe:2.3:o:tonnet:tat-71416g1_firmware:*:*:*:*:*:*:*:*Range: <=tat-71416g1_20181225
- cpe:2.3:o:tonnet:tat-71832g1_firmware:*:*:*:*:*:*:*:*Range: <=tat-71832g1_20190510
- cpe:2.3:o:tonnet:tat-76104g3_firmware:*:*:*:*:*:*:*:*Range: <=20181220_76104g3
- cpe:2.3:o:tonnet:tat-76108g3_firmware:*:*:*:*:*:*:*:*Range: <=20181221_76208g3
- cpe:2.3:o:tonnet:tat-76116g3_firmware:*:*:*:*:*:*:*:*Range: <=20181221_76216g3
- cpe:2.3:o:tonnet:tat-76132g3_firmware:*:*:*:*:*:*:*:*Range: <=tat-70832g3_20181221-1
Patches
Vulnerability mechanics
References
2- tvn.twcert.org.tw/taiwanvn/TVN-201910004nvdThird Party Advisory
- www.chtsecurity.com/news/4ef5eb3a-fdc3-4d78-8dd7-ec7213e2bbcfnvdThird Party Advisory
News mentions
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