CVE-2021-37122: Use After Free
First published: Wed Oct 27 2021(Updated: )
There is a use-after-free (UAF) vulnerability in Huawei products. An attacker may craft specific packets to exploit this vulnerability. Successful exploitation may cause the service abnormal. Affected product versions include:CloudEngine 12800 V200R005C10SPC800,V200R019C00SPC800;CloudEngine 5800 V200R005C10SPC800,V200R019C00SPC800;CloudEngine 6800 V200R005C10SPC800,V200R005C20SPC800,V200R019C00SPC800;CloudEngine 7800 V200R005C10SPC800,V200R019C00SPC800.
Credit: psirt@huawei.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Huawei Cloudengine 12800 Firmware | =v200r005c10spc800 | |
| Huawei Cloudengine 12800 Firmware | =v200r019c00spc800 | |
| Huawei CloudEngine 12800 | ||
| Huawei Cloudengine 5800 Firmware | =v200r005c10spc800 | |
| Huawei Cloudengine 5800 Firmware | =v200r019c00spc800 | |
| Huawei CloudEngine 5800 | ||
| Huawei Cloudengine 6800 Firmware | =v200r005c10spc800 | |
| Huawei Cloudengine 6800 Firmware | =v200r005c20spc800 | |
| Huawei Cloudengine 6800 Firmware | =v200r019c00spc800 | |
| Huawei CloudEngine 6800 | ||
| Huawei Cloudengine 7800 Firmware | =v200r005c10spc800 | |
| Huawei Cloudengine 7800 Firmware | =v200r019c00spc800 | |
| Huawei Cloudengine 7800 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-37122.
What is the severity of CVE-2021-37122?
The severity of CVE-2021-37122 is medium with a CVSS score of 6.5.
Which Huawei products are affected by CVE-2021-37122?
The affected products include CloudEngine 12800 V200R005C10SPC800, V200R019C00SPC800, and CloudEngine 5800 V20.
What is the impact of exploiting CVE-2021-37122?
Successful exploitation of CVE-2021-37122 may cause the service to become abnormal.
Where can I find more information about CVE-2021-37122?
You can find more information about CVE-2021-37122 on the Huawei PSIRT security advisory page.
- collector/nvd-index
- agent/weakness
- agent/severity
- agent/references
- agent/author
- agent/type
- agent/event
- agent/description
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/huawei
- canonical/huawei cloudengine 12800 firmware
- version/huawei cloudengine 12800 firmware/v200r005c10spc800
- version/huawei cloudengine 12800 firmware/v200r019c00spc800
- canonical/huawei cloudengine 12800
- canonical/huawei cloudengine 5800 firmware
- version/huawei cloudengine 5800 firmware/v200r005c10spc800
- version/huawei cloudengine 5800 firmware/v200r019c00spc800
- canonical/huawei cloudengine 5800
- canonical/huawei cloudengine 6800 firmware
- version/huawei cloudengine 6800 firmware/v200r005c10spc800
- version/huawei cloudengine 6800 firmware/v200r005c20spc800
- version/huawei cloudengine 6800 firmware/v200r019c00spc800
- canonical/huawei cloudengine 6800
- canonical/huawei cloudengine 7800 firmware
- version/huawei cloudengine 7800 firmware/v200r005c10spc800
- version/huawei cloudengine 7800 firmware/v200r019c00spc800
- canonical/huawei cloudengine 7800