CVE-2017-8862

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.0 9.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-434

Affected software

No affected versions have been published.

Timeline

Published: Nov 22, 2017
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2017

CVE-2017-88637.5Information disclosure of .esp source code on the Cohu 3960 allows an attacker to view sensitive information such as application logic with CVE-2017-88649.8Client-side enforcement using JavaScript of server-side security options on the Cohu 3960HD allows an attacker to manipulate options sent to CVE-2017-88655.9Elemental Path's CogniToys Dino smart toys through firmware version 0.0.794 do not provide sufficient protections against capture-replay att CVE-2017-88665.9Elemental Path's CogniToys Dino smart toys through firmware version 0.0.794 share a fixed small pool of hardcoded keys, allowing a remote at CVE-2017-88675.9Elemental Path's CogniToys Dino smart toys through firmware version 0.0.794 use AES-128 with ECB mode to encrypt voice traffic between the d CVE-2017-88687.5acp/core/files.browser.php in flatCore 1.4.7 allows file deletion via directory traversal in the delete parameter to acp/acp.php. The risk m CVE-2017-88697.8Buffer overflow in MediaCoder 0.8.48.5888 allows remote attackers to execute arbitrary code via a crafted .m3u file.CVE-2017-88707.8Buffer overflow in AudioCoder 0.8.46 allows remote attackers to execute arbitrary code via a crafted .m3u file.CVE-2017-88716.5The cr_parser_parse_selector_core function in cr-parser.c in libcroco 0.6.12 allows remote attackers to cause a denial of service (infinite CVE-2017-88729.1The htmlParseTryOrFinish function in HTMLparser.c in libxml2 2.9.4 allows attackers to cause a denial of service (buffer over-read) or infor CVE-2017-88748.8Multiple cross-site request forgery (CSRF) vulnerabilities in Mautic 1.4.1 allow remote attackers to hijack the authentication of users for CVE-2017-88756.5CSRF in the Clean Login plugin before 1.8 for WordPress allows remote attackers to change the login redirect URL or logout redirect URL.