CVE-2019-9535: iTerm2, up to and including version 3.3.5, with tmux integration is vulnerable to remote command execution

Published Oct 9, 2019
·
Updated

A vulnerability exists in the way that iTerm2 integrates with tmux's control mode, which may allow an attacker to execute arbitrary commands by providing malicious output to the terminal. This affects versions of iTerm2 up to and including 3.3.5. This vulnerability may allow an attacker to execute arbitrary commands on their victim's computer by providing malicious output to the terminal. It could be exploited using command-line utilities that print attacker-controlled content.

Affected Software

1 affected component
iTerm2 iTerm2<=3.3.5

Event History

Oct 9, 2019
CVE Published
via MITRE·07:15 PM
Data Sourced
via MITRE·07:15 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the vulnerability ID for this iTerm2 vulnerability?

The vulnerability ID for this iTerm2 vulnerability is CVE-2019-9535.

2

What is the severity of CVE-2019-9535?

The severity of CVE-2019-9535 is critical (9.8).

3

What is the affected software for CVE-2019-9535?

The affected software for CVE-2019-9535 is iTerm2 up to and including version 3.3.5.

4

How does this vulnerability allow an attacker to execute arbitrary commands?

This vulnerability allows an attacker to execute arbitrary commands by providing malicious output to the terminal.

5

Are there any references for CVE-2019-9535?

Yes, here are some references for CVE-2019-9535: [Link 1](https://blog.mozilla.org/security/2019/10/09/iterm2-critical-issue-moss-audit/), [Link 2](https://groups.google.com/forum/#!topic/iterm2-discuss/57k_AuLdQa4), [Link 3](https://kb.cert.org/vuls/id/763073/).

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