CVE-2022-24783
Sandbox bypass leading to arbitrary code execution in Deno
Description
### Impact The versions of Deno between release 1.18.0 and 1.20.2 (inclusive) are vulnerable to an attack where a malicious actor controlling the code executed in a Deno runtime could bypass permission checks and execute arbitrary shell code. There is **no** evidence that this vulnerability has been exploited in the wild. This vulnerability does **not** affect users of Deno Deploy. ### Patches The vulnerability has been patched in Deno 1.20.3. ### Workarounds There is no workaround. All users are recommended to upgrade to 1.20.3 immediately --- The cause of this error was that certain FFI operations did not correctly check for permissions. The issue was fixed in [this](https://github.com/denoland/deno/pull/14115) pull request.
How to fix CVE-2022-24783
To remediate CVE-2022-24783, upgrade the affected package to a fixed version below.
- —upgrade to 1.20.3 or later
Is CVE-2022-24783 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 1.18.0, < 1.20.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |