RHEL 8 : opensc (RHSA-2021:1600)

medium Nessus Plugin ID 149657

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:1600 advisory.

- opensc: heap-based buffer overflow in sc_oberthur_read_file (CVE-2020-26570)

- opensc: stack-based buffer overflow in sc_pkcs15emu_gemsafeGPK_init (CVE-2020-26571)

- opensc: stack-based buffer overflow in tcos_decipher (CVE-2020-26572)

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

Solution

Update the affected opensc package.

See Also

https://bugzilla.redhat.com/1885947

https://bugzilla.redhat.com/1885950

https://bugzilla.redhat.com/1885954

https://access.redhat.com/security/cve/CVE-2020-26570

https://access.redhat.com/security/cve/CVE-2020-26571

https://access.redhat.com/security/cve/CVE-2020-26572

https://access.redhat.com/errata/RHSA-2021:1600

Plugin Details

Severity: Medium

ID: 149657

File Name: redhat-RHSA-2021-1600.nasl

Version: 1.8

Type: local

Agent: unix

Published: 5/19/2021

Updated: 5/24/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2020-26572

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:opensc

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/18/2021

Vulnerability Publication Date: 10/6/2020

Reference Information

CVE: CVE-2020-26570, CVE-2020-26571, CVE-2020-26572

CWE: 121, 122, 787

RHSA: 2021:1600