vulnerability
Amazon Linux AMI: CVE-2021-20271: Security patch for rpm (ALAS-2021-1521)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:H/Au:N/C:P/I:P/A:P) | Mar 26, 2021 | Jul 13, 2021 | Jul 13, 2021 |
Severity
5
CVSS
(AV:N/AC:H/Au:N/C:P/I:P/A:P)
Published
Mar 26, 2021
Added
Jul 13, 2021
Modified
Jul 13, 2021
Description
A flaw was found in RPM's signature check functionality when reading a package file. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package, whose signature header was modified, to cause RPM database corruption and execute code. The highest threat from this vulnerability is to data integrity, confidentiality, and system availability.
Solution
amazon-linux-upgrade-rpm
References
Rapid7 Labs
2026 Global Threat Landscape Report
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