Vulnerability · Published Jun 29, 2021 · Assigned by zdi
CVE-2021-31516
High 7.8
In plain English
A high-severity use-after-free in Binary Ninja from Vector 35. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.4% (higher than 84% of all known vulnerabilities).
Official description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Vector 35 Binary Ninja 2.3.2660 (Build ID 88f343c3). User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of BNDB files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13670.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Vector 35 | Binary Ninja | 2.3.2660 (Build ID 88f343c3) |
Weakness: CWE-416 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://binary.ninja/2021/06/03/2.4-release.html#security-advisories x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-677/ x_refsource_MISC