CVE-2021-3421
5.5
MEDIUM
CVSS 3.1
EPSS 0.18%
Description
A flaw was found in the RPM package in the read functionality. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package or compromise an RPM repository, to cause RPM database corruption. The highest threat from this vulnerability is to data integrity. This flaw affects RPM versions before 4.17.0-alpha.
How to fix CVE-2021-3421
To remediate CVE-2021-3421, upgrade the affected package to a fixed version below.
- —upgrade to 4.16.1.2+dfsg1-1 or later
Is CVE-2021-3421 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.16.1.2+dfsg1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |