CVE-2021-20294
7.8
HIGH
CVSS 3.1
EPSS 22.7%
Description
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
How to fix CVE-2021-20294
To remediate CVE-2021-20294, upgrade the affected package to a fixed version below.
- Debian/binutils—upgrade to 2.35.2-1 or later
Is CVE-2021-20294 being exploited?
Moderate — EPSS is 22.7%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 2.35.2-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |