There is a memory leak vulnerability in some Huawei products. An authenticated remote attacker may exploit this vulnerability by sending specific message to the affected product. Due to not release the allocated memory properly, successful exploit may cause some service abnormal. Affected product include some versions of IPS Module, NGFW Module, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-22312
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210210-01-memoryleak-en