CVE-2021-40008 is a memory leak vulnerability affecting specific versions of Huawei CloudEngine 12800, 5800, 6800, and 7800 series switches. The flaw stems from insufficient memory tracking and release when processing specially crafted binary messages, leading to memory exhaustion. This vulnerability has a CVSS score of 7.5 (HIGH), indicating a network-based attack with low complexity and high impact on availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
v200r019c00spc800CPE matchmatch criteria | cpe:2.3:o:huawei:cloudengine_7800_firmware:v200r019c00spc800:*:*:*:*:*:*:* | ||
v200r019c00spc800CPE matchmatch criteria | cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r019c00spc800:*:*:*:*:*:*:* | ||
v200r019c00spc800CPE matchmatch criteria | cpe:2.3:o:huawei:cloudengine_5800_firmware:v200r019c00spc800:*:*:*:*:*:*:* | ||
v200r019c00spc800CPE matchmatch criteria | cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r019c00spc800:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.