CVE-2020-1821: Medium severity huawei ips firmware vulnerability
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2020-1821?
CVE-2020-1821 is classified as a high severity vulnerability due to the potential for out-of-bounds read exploits.
How do I fix CVE-2020-1821?
To fix CVE-2020-1821, update the affected Huawei devices to the latest firmware versions provided by Huawei.
Which Huawei products are affected by CVE-2020-1821?
CVE-2020-1821 affects various Huawei products including the IPS Module, NGFW Module, NIP6300, NIP6600, NIP6800, Secospace USG6300, USG6500, USG6600, and USG6000V firmware.
What type of vulnerability is CVE-2020-1821?
CVE-2020-1821 is categorized as an out-of-bounds read vulnerability within the implementation of the Common Open Policy Service (COPS) protocol.
Can CVE-2020-1821 be exploited remotely?
Yes, successful exploitation of CVE-2020-1821 may allow attackers to conduct remote exploits against the vulnerable systems.