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Arbitrary Code Injection Affecting github.com/gen2brain/dlgs package, versions <0.0.0-20210609125024-bf6c92aaa984

0.0
medium

Snyk CVSS

    Attack Complexity High

    Threat Intelligence

    Exploit Maturity Proof of concept

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  • Snyk ID SNYK-GOLANG-GITHUBCOMGEN2BRAINDLGS-1303089
  • published 1 Sep 2021
  • disclosed 10 Jun 2021
  • credit Ethan P.
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Introduced: 10 Jun 2021

CVE NOT AVAILABLE CWE-94 Open this link in a new tab

How to fix?

Upgrade github.com/gen2brain/dlgs to version 0.0.0-20210609125024-bf6c92aaa984 or higher.

Overview

github.com/gen2brain/dlgs is a cross-platform library for displaying dialogs and input boxes.

Affected versions of this package are vulnerable to Arbitrary Code Injection. The current MacOS implementation of dlgs is vulnerable to code injection through unescaped text being sent to the osascript command.

PoC by Ethan P.

Info("Proof of Concept\" buttons {\"OK\"} \n tell application \"Calculator\" to activate \n--", "Hello, Calculator.app!")
//                     ^                     ^- Open Calculator.app                        ^
//                     |- Break out of the title string.                                   |- Comment out the rest of the original AppleScript.