Improper input validation in Radare Radare2
CVE-2021-3673
A vulnerability was found in Radare2 in version 5.3.1. Improper input validation when reading a crafted LE binary can lead to resource exhaustion and DoS.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.018 (76.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Radare Radare2 — versions 5.3.1
- Fedoraproject Fedora — versions 33, 34, 35
- N/a Radare2 — versions Radare2 version 5.3.1
Weakness classification (CWE)
References
- patrick@puiterwijk.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- patrick@puiterwijk.org (x_refsource_FEDORA, vendor-advisory)
- patrick@puiterwijk.org (x_refsource_FEDORA, vendor-advisory)
- patrick@puiterwijk.org (x_refsource_FEDORA, vendor-advisory)
- patrick@puiterwijk.org (x_refsource_FEDORA, vendor-advisory)
- patrick@puiterwijk.org (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2021-3673?
- CVE-2021-3673 is a high-severity vulnerability in Radare Radare2, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2021-08-02.
- How severe is CVE-2021-3673?
- High severity. CVSS v3 base score is 7.5 out of 10.