NewStart CGSL CORE 5.05 / MAIN 5.05 : libxml2 Multiple Vulnerabilities (NS-SA-2021-0148)

high Nessus Plugin ID 154604

Synopsis

The remote NewStart CGSL host is affected by multiple vulnerabilities.

Description

The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has libxml2 packages installed that are affected by multiple vulnerabilities:

- xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs. (CVE-2019-19956)

- xmlSchemaPreRun in xmlschemas.c in libxml2 2.9.10 allows an xmlSchemaValidateStream memory leak.
(CVE-2019-20388)

- xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation. (CVE-2020-7595)

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

Solution

Upgrade the vulnerable CGSL libxml2 packages. Note that updated packages may not be available yet. Please contact ZTE for more information.

See Also

http://security.gd-linux.com/notice/NS-SA-2021-0148

http://security.gd-linux.com/info/CVE-2019-19956

http://security.gd-linux.com/info/CVE-2019-20388

http://security.gd-linux.com/info/CVE-2020-7595

Plugin Details

Severity: High

ID: 154604

File Name: newstart_cgsl_NS-SA-2021-0148_libxml2.nasl

Version: 1.2

Type: local

Published: 10/28/2021

Updated: 10/28/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-7595

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:zte:cgsl_core:libxml2, p-cpe:/a:zte:cgsl_core:libxml2-devel, p-cpe:/a:zte:cgsl_core:libxml2-python, p-cpe:/a:zte:cgsl_core:libxml2-static, p-cpe:/a:zte:cgsl_main:libxml2, p-cpe:/a:zte:cgsl_main:libxml2-devel, p-cpe:/a:zte:cgsl_main:libxml2-python, p-cpe:/a:zte:cgsl_main:libxml2-static, cpe:/o:zte:cgsl_core:5, cpe:/o:zte:cgsl_main:5

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/24/2021

Vulnerability Publication Date: 12/24/2019

Reference Information

CVE: CVE-2019-19956, CVE-2019-20388, CVE-2020-7595

IAVA: 2020-A-0326