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[email protected]NVD:CVE-2017-8862

HistoryNov 22, 2017 - 8:29 a.m.

CVE-2017-8862

2017-11-2208:29:00

CWE-434

[email protected]

web.nvd.nist.gov

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

56.6%

JSON

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.

Affected configurations

Nvd

Node

cohuhd3960hd_firmwareMatch-

AND

cohuhd3960hdMatch-

VendorProductVersionCPE
cohuhd3960hd_firmware-cpe:2.3:o:cohuhd:3960hd_firmware:-:*:*:*:*:*:*:*
cohuhd3960hd-cpe:2.3:h:cohuhd:3960hd:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
cohuhd	3960hd_firmware	-	cpe:2.3:o:cohuhd:3960hd_firmware:-:::::::*
cohuhd	3960hd	-	cpe:2.3:h:cohuhd:3960hd:-:::::::*

References

bneg.io/2017/05/12/vulnerabilities-in-cohu-3960hd/

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

56.6%

JSON

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