CVE-2021-43814 Information

Description

Rizin is a UNIX-like reverse engineering framework and command-line toolset. In versions up to and including 0.3.1 there is a heap-based out of bounds write in parse_die() when reversing an AMD64 ELF binary with DWARF debug info. When a malicious AMD64 ELF binary is opened by a victim user Rizin may crash or execute unintended actions. No workaround are known and users are advised to upgrade.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://github.com/rizinorg/rizin/issues/2083 https://github.com/rizinorg/rizin/security/advisories/GHSA-hqqp-vjcm-mw8r https://github.com/rizinorg/rizin/commit/aa6917772d2f32e5a7daab25a46c72df0b5ea406

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8