CVE-2021-29003 Command injection in n/a

Critical 9.8 Published 13 Apr 2021 Updated 3 Aug 2024

Remote attackers can execute arbitrary code on Genexis PLATINUM 4410 devices via shell metacharacters in the sys_config_valid.xgi endpoint.

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-2021-29003?

CVE-2021-29003 is a critical command injection vulnerability in n/a, published on 13 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Genexis PLATINUM 4410 2.1 P4410-V2-1.28 devices allow remote attackers to execute arbitrary code via shell metacharacters to sys_config_valid.xgi, as demonstrated by the sys_config_valid.xgi?exeshell=%60telnetd%20%26%60 URI.

Weakness: CWE-78

Which versions are affected by CVE-2021-29003?

It affects 1 product.

Products include Genexis Platinum 4410 Firmware.

How do I fix CVE-2021-29003?

No fix has been published for CVE-2021-29003 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-2021-29003 being exploited?

There is no known exploitation of CVE-2021-29003 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry and 1 proofs of concept on GitHub.

Sources

Also known as GHSA-m43v-j8fp-7vjj.