CVE-2017-8862

The webupgrade function on the Cohu 3960HD does not verify the firmware upgrade files or process, allowing an attacker to upload a specially crafted postinstall.sh file that will be executed with "root" privileges.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://bneg.io/2017/05/12/vulnerabilities-in-cohu-3960hd/	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:cohuhd:3960hd_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:cohuhd:3960hd:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-11-22 08:29

Updated : 2023-12-10 12:15

NVD link : CVE-2017-8862

Mitre link : CVE-2017-8862

CVE.ORG link : CVE-2017-8862

JSON object : View

Products Affected

cohuhd

3960hd
3960hd_firmware

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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