Heap-based buffer overflow in radare2

1) Heap-based buffer overflow

EUVDB-ID: #VU61626

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-1061

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the parseDragons function. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

radare2: 0.8.6 - 5.6.7

CPE2.3

• cpe:2.3:a:radare:radare2:0.8.6:*:*:*:*:*:*:*
• cpe:2.3:a:radare:radare2:0.8.8:*:*:*:*:*:*:*
• cpe:2.3:a:radare:radare2:0.9:*:*:*:*:*:*:*

External links

https://github.com/radareorg/radare2/commit/d4ce40b516ffd70cf2e9e36832d8de139117d522
https://huntr.dev/bounties/a7546dae-01c5-4fb0-8a8e-c04ea4e9bac7

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.