CVE-2021-34430
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.5 High
AI Score
Confidence
High
0.008 Low
EPSS
Percentile
82.1%
Eclipse TinyDTLS through 0.9-rc1 relies on the rand function in the C library, which makes it easier for remote attackers to compute the master key and then decrypt DTLS traffic.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| eclipse:tinydtls | eclipse tinydtls | le | 0.8.2 |
| eclipse:tinydtls | eclipse tinydtls | eq | 0.9 |
CNA Affected
[
{
"product": "Eclipse TinyDTLS",
"vendor": "The Eclipse Foundation",
"versions": [
{
"lessThanOrEqual": "0.9-rc1",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]Social References
More
Related
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.5 High
AI Score
Confidence
High
0.008 Low
EPSS
Percentile
82.1%