TwcertCVELIST:CVE-2020-3924CVE-2020-3924 TONNET DVR – Firmware Injection
6.4 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
9.6 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
61.9%
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.
CNA Affected
[
{
"platforms": [
"TAT-76 series"
],
"product": "DVR",
"vendor": "TONNET",
"versions": [
{
"lessThanOrEqual": "20191216",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"platforms": [
"TAT-77 series"
],
"product": "DVR",
"vendor": "TONNET",
"versions": [
{
"lessThanOrEqual": "20200213",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
]Related
6.4 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
9.6 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
61.9%