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Test ID:1.3.6.1.4.1.25623.1.1.2.2021.2186
Category:Huawei EulerOS Local Security Checks
Title:Huawei EulerOS: Security Advisory for rpm (EulerOS-SA-2021-2186)
Summary:The remote host is missing an update for the Huawei EulerOS 'rpm' package(s) announced via the EulerOS-SA-2021-2186 advisory.
Description:Summary:
The remote host is missing an update for the Huawei EulerOS 'rpm' package(s) announced via the EulerOS-SA-2021-2186 advisory.

Vulnerability Insight:
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.(CVE-2021-3421)

A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.(CVE-2021-20266)

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.(CVE-2021-20271)

Affected Software/OS:
'rpm' package(s) on Huawei EulerOS Virtualization release 2.9.1.

Solution:
Please install the updated package(s).

CVSS Score:
5.1

CVSS Vector:
AV:N/AC:H/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-3421
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YILPBTPSBRYL4POBI3F4YUSVPSOQNJBY/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/
https://security.gentoo.org/glsa/202107-43
https://bugzilla.redhat.com/show_bug.cgi?id=1927747
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