#VU54065 Use-after-free


Published: 2021-06-11

Vulnerability identifier: #VU54065

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-31516

CWE-ID: CWE-416

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Binary Ninja
Web applications / CMS

Vendor:

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when parsing the BNDB files. A remote attacker can trick a victim to open a specially crafted BNDB file and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Binary Ninja: before 2.4.2846

CPE

External links
https://www.zerodayinitiative.com/advisories/ZDI-21-677/
https://binary.ninja/2021/06/03/2.4-release.html#security-advisories


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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


Latest bulletins with this vulnerability