Multiple vulnerabilities in Huawei eCNS280_TD

Published: 2021-01-28 | Updated: 2021-06-04

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-22300 CVE-2021-22378
CWE-ID	CWE-200 CWE-362
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	eCNS280_TD Hardware solutions / Firmware
Vendor	Huawei

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

Updated 04.06.2021

Added vulnerability #2, Severity changed to medium.

1) Information disclosure

EUVDB-ID: #VU50079

Risk: Low

CVSSv3.1: 3.6 [CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22300

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a command does not have timeout exit mechanism. A local administrator can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

eCNS280_TD: V100R005C00 - V100R005C10

External links

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210127-01-cgp-en

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Race condition

EUVDB-ID: #VU53809

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22378

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')