Denial of service in Some Huawei CloudEngine Products
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-22332 |
| CWE-ID | CWE-415 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
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) Double Free
EUVDB-ID: #VU51958
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-22332
CWE-ID:
CWE-415 - Double Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error. A remote attacker can pass specially crafted data to the application, trigger double free error and cause a denial of service condition on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsHuawei CloudEngine 12800: V200R002C50SPC800 - V200R005C10SPC800
Huawei CloudEngine 5800: V200R002C50SPC800 - V200R005C10SPC800
Huawei CloudEngine 6800: V200R002C50SPC800 - V200R005C10SPC800
Huawei CloudEngine 7800: V200R002C50SPC800 - V200R005C10SPC800
CPE2.3- cpe:2.3:h:huawei:huawei_cloudengine_12800:V200R002C50SPC800:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_12800:V200R003C00SPC810:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_12800:V200R005C00SPC800:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_5800:V200R002C50SPC800:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_5800:V200R003C00SPC810:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_5800:V200R005C00SPC800:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_6800:V200R002C50SPC800:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_6800:V200R003C00SPC810:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_6800:V200R005C00SPC800:*:*:*:*:*:*:*
- cpe:2.3:h:huawei:huawei_cloudengine_7800:V200R002C50SPC800:*:*:*:*:*:*:*
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210407-01-doublefree-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.
