Out-of-bounds Read in Radare Radare2
CVE-2018-20458
In radare2 prior to 3.1.1, r_bin_dyldcache_extract in libr/bin/format/mach0/dyldcache.c may allow attackers to cause a denial-of-service (application crash caused by out-of-bounds read) by crafting an input file.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
Weakness classification (CWE)
References
- github.com/radare/radare2/issues/12374 (Exploit, Third Party Advisory)
- github.com/radareorg/radare2/commit/30f4c7b52a4e2dc0d0b1bae487d90f5437c69d19 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-20458?
- CVE-2018-20458 is a medium-severity vulnerability in Radare Radare2, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2018-12-25.
- How severe is CVE-2018-20458?
- Medium severity. CVSS v3 base score is 5.5 out of 10.