CVE-2020-1820

LOW

Published Dec 28, 2024 Modified Jan 13, 2025 CWE-125

Description

There are multiple out of bounds (OOB) read vulnerabilities in the implementation of the Common Open Policy Service (COPS) protocol of some Huawei products. The specific decoding function may occur out-of-bounds read when processes an incoming data packet. Successful exploit of these vulnerabilities may disrupt service on the affected device. (Vulnerability ID: HWPSIRT-2018-12275,HWPSIRT-2018-12276,HWPSIRT-2018-12277,HWPSIRT-2018-12278,HWPSIRT-2018-12279,HWPSIRT-2018-12280 and HWPSIRT-2018-12289) The seven vulnerabilities have been assigned seven Common Vulnerabilities and Exposures (CVE) IDs: CVE-2020-1818, CVE-2020-1819, CVE-2020-1820, CVE-2020-1821, CVE-2020-1822, CVE-2020-1823 and CVE-2020-1824.

CVSS v3.1 Score

3.7

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor	Product	Versions
huawei	ips_module_firmware	All
huawei	ips_module_firmware	All
huawei	ips_module_firmware	All
huawei	ips_module	All
huawei	ngfw_module_firmware	All
huawei	ngfw_module_firmware	All
huawei	ngfw_module_firmware	All
huawei	ngfw_module	All
huawei	nip6300_firmware	All
huawei	nip6300_firmware	All
huawei	nip6300_firmware	All
huawei	nip6300	All
huawei	nip6600_firmware	All
huawei	nip6600_firmware	All
huawei	nip6600_firmware	All
huawei	nip6600	All
huawei	nip6800_firmware	All
huawei	nip6800_firmware	All
huawei	nip6800	All
huawei	secospace_usg6300_firmware	All
huawei	secospace_usg6300_firmware	All
huawei	secospace_usg6300_firmware	All
huawei	secospace_usg6300	All
huawei	secospace_usg6500_firmware	All
huawei	secospace_usg6500_firmware	All
huawei	secospace_usg6500_firmware	All
huawei	secospace_usg6500	All
huawei	secospace_usg6600_firmware	All
huawei	secospace_usg6600_firmware	All
huawei	secospace_usg6600	All
huawei	usg6000v_firmware	All
huawei	usg6000v	All

References

Advisories & Patches

https://www.huawei.com/en/psirt/security-advisories/2020/huawei-sa-20191218-01-cops-en

Frequently Asked Questions

What is CVE-2020-1820? +

How severe is CVE-2020-1820? +

CVE-2020-1820 has a CVSS v3.1 score of 3.7 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2020-1820? +

CVE-2020-1820 affects products from huawei, specifically: ips_module, ips_module_firmware, ngfw_module, ngfw_module_firmware, nip6300, nip6300_firmware, nip6600, nip6600_firmware, nip6800, nip6800_firmware, secospace_usg6300, secospace_usg6300_firmware, secospace_usg6500, secospace_usg6500_firmware, secospace_usg6600, secospace_usg6600_firmware, usg6000v, usg6000v_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2020-1820? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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