Rapid7 Vulnerability & Exploit Database

Alpine Linux: CVE-2021-20314: Out-of-bounds Write

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

Alpine Linux: CVE-2021-20314: Out-of-bounds Write

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
08/12/2021
Created
04/09/2024
Added
03/26/2024
Modified
04/09/2024

Description

Stack buffer overflow in libspf2 versions below 1.2.11 when processing certain SPF macros can lead to Denial of service and potentially code execution via malicious crafted SPF explanation messages.

Solution(s)

  • alpine-linux-upgrade-libspf2

References

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;