Out-of-bounds write in Deno



Published: 2023-03-28
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-28445
CWE-ID CWE-787
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Vendor Deno Land

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds write

EUVDB-ID: #VU74120

Risk: Medium

CVSSv3.1: 8.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-28445

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within resizable ArrayBuffer in async built-in functions. A remote user can trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Deno: 1.32.0

CPE2.3 External links

http://github.com/denoland/deno/pull/18395
http://github.com/denoland/deno/releases/tag/v1.32.1
http://github.com/denoland/deno/security/advisories/GHSA-c25x-cm9x-qqgx


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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