CVE-2019-18827 Security feature bypass in n/a
Attackers can bypass JTAG security restrictions on Barco ClickShare Button devices by accessing the interface during the ROM execution phase before firmware loads.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-18827?
CVE-2019-18827 is a medium-severity vulnerability in n/a, published on 16 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
On Barco ClickShare Button R9861500D01 devices (before firmware version 1.9.0) JTAG access is disabled after ROM code execution. This means that JTAG access is possible when the system is running code from ROM before handing control over to embedded firmware.
Which versions are affected by CVE-2019-18827?
It affects 4 products.
Products include Barco Clickshare Cs-100 Firmware, Barco Clickshare Cse-200\+ Firmware, Barco Clickshare Cse-200 Firmware, Barco Clickshare Cse-800 Firmware.
How do I fix CVE-2019-18827?
No fix has been published for CVE-2019-18827 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-18827 being exploited?
There is no known exploitation of CVE-2019-18827 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-56mr-9636-w954.