Multiple vulnerabilities in Huawei eCNS280_TD



| 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
 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

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

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

CPE2.3 External links

https://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

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-22378

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a race condition. A remote authenticated attacker can exploit the race and cause a denial of service condition on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

eCNS280_TD: V100R005C00 - V100R005C10

CPE2.3 External links

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210602-01-cgp-en


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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



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