CVE-2021-43814
Last modified
CVE-2021-43814 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.85% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rizin | Rizin | <= 0.3.1 |
References
- https://github.com/rizinorg/rizin/commit/aa6917772d2f32e5a7daab25a46c72df0b5ea406Patch, Third Party Advisory
- https://github.com/rizinorg/rizin/issues/2083Third Party Advisory
- https://github.com/rizinorg/rizin/security/advisories/GHSA-hqqp-vjcm-mw8rThird Party Advisory
- https://github.com/rizinorg/rizin/commit/aa6917772d2f32e5a7daab25a46c72df0b5ea406Patch, Third Party Advisory
- https://github.com/rizinorg/rizin/issues/2083Third Party Advisory
- https://github.com/rizinorg/rizin/security/advisories/GHSA-hqqp-vjcm-mw8rThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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