Out-of-bounds read in Radare2



| Updated: 2023-08-21
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-1899
CWE-ID CWE-125
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 radare2
Universal components / Libraries / Software for developers

Vendor Radare

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU63785

Risk: Medium

CVSSv4.0: 7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2022-1899

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a boundary condition in string_scan_range. A remote attacker can trigger out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

radare2: 5.6.0 - 5.6.9

CPE2.3 External links

https://huntr.dev/bounties/8a3dc5cb-08b3-4807-82b2-77f08c137a04
https://github.com/radareorg/radare2/commit/193f4fe01d7f626e2ea937450f2e0c4604420e9d


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. However, proof of concept for this vulnerability is available.



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