CVE-2020-29056 Command injection in n/a
Attackers can escape a shell and gain root privileges on CDATA network devices by exploiting the TFTP download configuration.
- 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-2020-29056?
CVE-2020-29056 is a critical command injection vulnerability in n/a, published on 24 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered on CDATA 72408A, 9008A, 9016A, 92408A, 92416A, 9288, 97016, 97024P, 97028P, 97042P, 97084P, 97168P, FD1002S, FD1104, FD1104B, FD1104S, FD1104SN, FD1108S, FD1204S-R2, FD1204SN, FD1204SN-R2, FD1208S-R2, FD1216S-R1, FD1608GS, FD1608SN, FD1616GS, FD1616SN, and FD8000 devices. One can escape from a shell and acquire root privileges by leveraging the TFTP download configuration.
Weakness: CWE-78
Which versions are affected by CVE-2020-29056?
It affects 29 products.
Products include Cdata Fd1104 Firmware, Cdatatec 72408a Firmware, Cdatatec 9008a Firmware, Cdatatec 9016a Firmware, Cdatatec 92408a Firmware, Cdatatec 92416a Firmware and 23 more.
How do I fix CVE-2020-29056?
No fix has been published for CVE-2020-29056 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2020-29056 being exploited?
There is no known exploitation of CVE-2020-29056 in the wild and no public exploit code.
Sources
Also known as GHSA-3496-765w-5xgq.