1) Information disclosure

Severity: Medium

CVSSv3: 5.2 [CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-1841

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an information leak issue. A remote attacker can make a large number of attempts to guess information and gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CloudLink Board: 20.0.0

Huawei DP300: V500R002C00

RSE6500: V100R001C00, V500R002C00, V500R002C00SPC900

Huawei TE60: V500R002C00, V600R006C00, V600R006C00SPC200, V600R006C00SPC300, V600R006C10, V600R019C00, V600R019C00SPC100

CPE

• cpe:/a:huawei:cloudlink_board:20.0.0:
• cpe:/a:huawei:huawei_dp300:V500R002C00:
• cpe:/a:huawei:rse6500:V100R001C00:
• cpe:/a:huawei:rse6500:V500R002C00:
• cpe:/a:huawei:rse6500:V500R002C00SPC900:
• cpe:/a:huawei:huawei_te60:V500R002C00:
• cpe:/a:huawei:huawei_te60:V600R006C00:
• cpe:/a:huawei:huawei_te60:V600R006C00SPC200:
• cpe:/a:huawei:huawei_te60:V600R006C00SPC300:
• cpe:/a:huawei:huawei_te60:V600R006C10:
• cpe:/a:huawei:huawei_te60:V600R019C00:
• cpe:/a:huawei:huawei_te60:V600R019C00SPC100:

External links

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200207-01-te-en

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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