Denial of service in Huawei CloudEngine products
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-40008 |
| CWE-ID | CWE-401 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Huawei CloudEngine 12800 Hardware solutions / Firmware Huawei CloudEngine 5800 Hardware solutions / Routers & switches, VoIP, GSM, etc Huawei CloudEngine 6800 Hardware solutions / Routers & switches, VoIP, GSM, etc Huawei CloudEngine 7800 Hardware solutions / Routers & switches, VoIP, GSM, etc |
| Vendor | Huawei |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Memory leak
EUVDB-ID: #VU58750
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-40008
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak while parse a series of crafted binary messages. A remote attacker can force the application to leak memory and perform denial of service attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsHuawei CloudEngine 12800: V200R019C00SPC800
Huawei CloudEngine 5800: V200R019C00SPC800
Huawei CloudEngine 6800: V200R019C00SPC800
Huawei CloudEngine 7800: V200R019C00SPC800
External linkshttp://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211208-01-memleak-en
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
