VulnerabilityModified

CVE-2021-40008

There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 and CloudEngine 7800 V200R019C00SPC800.

HIGH 7.5EPSS 0.66%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 and CloudEngine 7800 V200R019C00SPC800. The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust.

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.66% probability · 49th percentile
CISA KEV: Not listed
Weakness: CWE-772
Affected: huawei/cloudengine 7800 firmware · huawei/cloudengine 6800 firmware · huawei/cloudengine 5800 firmware · huawei/cloudengine 12800 firmware
Source: psirt@huawei.com

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211208-01-memleak-enVendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211208-01-memleak-enVendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.