RHEL 7 : slirp4netns (RHSA-2020:0889)

Medium Nessus Plugin ID 138073

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VPR Score: 8.4

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:0889 advisory.

- QEMU: slirp: heap buffer overflow during packet reassembly (CVE-2019-14378)

- QEMU: Slirp: use-after-free during packet reassembly (CVE-2019-15890)

- QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu() (CVE-2020-7039)

- QEMU: Slirp: potential OOB access due to unsafe snprintf() usages (CVE-2020-8608)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected slirp4netns package.

See Also

https://cwe.mitre.org/data/definitions/122.html

https://cwe.mitre.org/data/definitions/416.html

https://access.redhat.com/security/cve/CVE-2019-14378

https://access.redhat.com/security/cve/CVE-2019-15890

https://access.redhat.com/security/cve/CVE-2020-7039

https://access.redhat.com/security/cve/CVE-2020-8608

https://access.redhat.com/errata/RHSA-2020:0889

https://bugzilla.redhat.com/1734745

https://bugzilla.redhat.com/1749716

https://bugzilla.redhat.com/1791551

https://bugzilla.redhat.com/1798453

Plugin Details

Severity: Medium

ID: 138073

File Name: redhat-RHSA-2020-0889.nasl

Version: 1.5

Type: local

Agent: unix

Published: 2020/07/02

Updated: 2020/11/19

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 8.4

CVSS Score Source: CVE-2020-8608

CVSS v2.0

Base Score: 6.8

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 5.6

Temporal Score: 5.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, cpe:/a:redhat:rhel_extras_other:7, p-cpe:/a:redhat:enterprise_linux:slirp4netns

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2020/03/17

Vulnerability Publication Date: 2019/07/29

Reference Information

CVE: CVE-2019-14378, CVE-2019-15890, CVE-2020-7039, CVE-2020-8608

RHSA: 2020:0889

CWE: 122, 416