CVE-2017-8862
UnknownEPSS 1.48%
Last modified
CVE-2017-8862 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.48% chance of exploitation in the next 30 days.
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
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cohuhd | 3960hd Firmware | All versions |
References
- https://bneg.io/2017/05/12/vulnerabilities-in-cohu-3960hd/Third Party Advisory
- https://bneg.io/2017/05/12/vulnerabilities-in-cohu-3960hd/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2017-8862?
Severity scoring for CVE-2017-8862 is pending analysis. The EPSS model estimates a 1.48% probability of exploitation in the next 30 days.
How do I fix CVE-2017-8862?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-8862?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST