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CVE-2019-25032

Public on 2021-04-27
Modified on 2023-01-27
Description

A flaw was found in unbound. An integer overflow in regional_alloc function may lead to a buffer overflow of the allocated buffer if the size can be controlled by an attacker and can be big enough. The highest threat from this vulnerability is to data confidentiality and integrity as well as service availability.

Severity
Medium
See what this means
CVSS v3 Base Score
9.8
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core unbound 2021-07-01 01:09 ALAS2-2021-1683

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
NVD CVSSv3 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Red Hat: CVE-2019-25032 Mitre: CVE-2019-25032 FAQs regarding Amazon Linux ALAS/CVE Severity