CVE-2021-21876
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
9.2 High
AI Score
Confidence
High
6.5 Medium
CVSS2
Access Vector
Access Complexity
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
42.8%
Specially-crafted HTTP requests can lead to arbitrary command execution in PUT requests. An attacker can make authenticated HTTP requests to trigger this vulnerability.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| lantronix | securelinx | * | cpe:2.3:h:lantronix:securelinx:*:*:*:*:*:*:*:* |
CNA Affected
[
{
"product": "Lantronix",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU)"
}
]
}
]Related
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
9.2 High
AI Score
Confidence
High
6.5 Medium
CVSS2
Access Vector
Access Complexity
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
42.8%