CVE-2020-10857 Command injection in n/a

Critical 9.8 Published Updated

Attackers can execute arbitrary code on user machines by exploiting improper handling of untrusted content in external shell commands.

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-2020-10857?

CVE-2020-10857 is a critical command injection vulnerability in n/a, published on 5 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Zulip Desktop before 5.0.0 improperly uses shell.openExternal and shell.openItem with untrusted content, leading to remote code execution.

Which versions are affected by CVE-2020-10857?

It affects 1 product.

Products include Zulip Zulip Desktop.

How do I fix CVE-2020-10857?

No fix has been published for CVE-2020-10857 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-2020-10857 being exploited?

There is no known exploitation of CVE-2020-10857 in the wild and no public exploit code.

Sources

Also known as GHSA-7fjh-g2fp-mqf5.

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