CVE-2021-22312
MEDIUMCVSS 6.5/10EPSS 0.83%
Last modified
CVE-2021-22312 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. There is a memory leak vulnerability in some Huawei products. An authenticated remote attacker may exploit this vulnerability by sending specific message to the affected product. EPSS estimates a 0.83% chance of exploitation in the next 30 days.
Description
There is a memory leak vulnerability in some Huawei products. An authenticated remote attacker may exploit this vulnerability by sending specific message to the affected product. Due to not release the allocated memory properly, successful exploit may cause some service abnormal. Affected product include some versions of IPS Module, NGFW Module, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Huawei | Ips Module Firmware | v500r005c00spc100 |
| Huawei | Ips Module Firmware | v500r005c00spc200 |
| Huawei | Ngfw Module Firmware | v500r005c00spc100 |
| Huawei | Ngfw Module Firmware | v500r005c00spc200 |
| Huawei | Secospace Usg6300 Firmware | v500r001c30spc200 |
| Huawei | Secospace Usg6300 Firmware | v500r001c30spc600 |
| Huawei | Secospace Usg6300 Firmware | v500r001c60spc500 |
| Huawei | Secospace Usg6300 Firmware | v500r005c00spc100 |
| Huawei | Secospace Usg6300 Firmware | v500r005c00spc200 |
| Huawei | Secospace Usg6500 Firmware | v500r001c30spc200 |
| Huawei | Secospace Usg6500 Firmware | v500r001c30spc600 |
| Huawei | Secospace Usg6500 Firmware | v500r001c60spc500 |
| Huawei | Secospace Usg6500 Firmware | v500r005c00spc100 |
| Huawei | Secospace Usg6500 Firmware | v500r005c00spc200 |
| Huawei | Secospace Usg6600 Firmware | v500r001c30spc200 |
| Huawei | Secospace Usg6600 Firmware | v500r001c30spc600 |
| Huawei | Secospace Usg6600 Firmware | v500r001c60spc500 |
| Huawei | Secospace Usg6600 Firmware | v500r005c00spc100 |
| Huawei | Secospace Usg6600 Firmware | v500r005c00spc200 |
| Huawei | Usg9500 Firmware | v500r001c30spc200 |
| Huawei | Usg9500 Firmware | v500r001c30spc600 |
| Huawei | Usg9500 Firmware | v500r001c60spc500 |
| Huawei | Usg9500 Firmware | v500r005c00spc100 |
| Huawei | Usg9500 Firmware | v500r005c00spc200 |
| Huawei | Nip6300 Firmware | v500r001c30spc200 |
| Huawei | Nip6300 Firmware | v500r001c30spc600 |
| Huawei | Nip6300 Firmware | v500r001c60spc500 |
| Huawei | Nip6300 Firmware | v500r005c00spc100 |
| Huawei | Nip6300 Firmware | v500r005c00spc200 |
| Huawei | Nip6600 Firmware | v500r001c30spc200 |
| Huawei | Nip6600 Firmware | v500r001c30spc600 |
| Huawei | Nip6600 Firmware | v500r001c60spc500 |
| Huawei | Nip6600 Firmware | v500r005c00spc100 |
| Huawei | Nip6600 Firmware | v500r005c00spc200 |
| Huawei | Nip6800 Firmware | v500r001c30spc200 |
| Huawei | Nip6800 Firmware | v500r001c30spc600 |
| Huawei | Nip6800 Firmware | v500r001c60spc500 |
| Huawei | Nip6800 Firmware | v500r005c00spc100 |
| Huawei | Nip6800 Firmware | v500r005c00spc200 |
| Huawei | Usg6000e Firmware | v600r006c00 |
| Huawei | Nip6000e Firmware | v600r006c00 |
| Huawei | Ips6000e Firmware | v600r006c00 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22312?
There is a memory leak vulnerability in some Huawei products. An authenticated remote attacker may exploit this vulnerability by sending specific message to the affected product. Due to not release the allocated memory properly, successful exploit may cause some service abnormal. Affected product include some versions of IPS Module, NGFW Module, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.
How severe is CVE-2021-22312?
CVE-2021-22312 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22312?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-22312?
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Scan your code nowSource: NVD / NIST