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Debian: Security Advisory for neutron (DSA-4983-1)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.8

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

1 year ago

Modified

Modified

1 year ago

Summary

The remote host is missing an update for the 'neutron' package(s) announced via the DSA-4983-1 advisory.

Insight

Insight

Pavel Toporkov discovered a vulnerability in Neutron, the OpenStack virtual network service, which allowed a reconfiguration of dnsmasq via crafted dhcp_extra_opts parameters.

Affected Software

Affected Software

'neutron' package(s) on Debian Linux.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

For the oldstable distribution (buster), this problem has been fixed in version 2:13.0.7+git.2021.09.27.bace3d1890-0+deb10u1. This update also fixes CVE-2021-20267. For the stable distribution (bullseye), this problem has been fixed in version 2:17.2.1-0+deb11u1. This update also fixes CVE-2021-38598. We recommend that you upgrade your neutron packages.

Common Vulnerabilities and Exposures (CVE)