Use After Free in Vector 35 Binary Ninja
CVE-2021-31516
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.
Vulnerability class: Use-After-Free
EPSS: 0.024 (82.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Vector 35 Binary Ninja — versions 2.3.2660 (Build ID 88f343c3)
- Vector35 Binary_ninja — versions 2.3.2660
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-31516?
- CVE-2021-31516 is a high-severity vulnerability in Vector 35 Binary Ninja, classified under Use After Free. CVSS score: 7.8/10. Published 2021-06-29.
- How severe is CVE-2021-31516?
- High severity. CVSS v3 base score is 7.8 out of 10.