CVE-2020-9223
CVE-2020-9223 is a high-severity vulnerability in Huawei Honor 20 Pro Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Huawei Honor 20 Pro Firmware
- Published:
- Last modified:
Description
There is a denial of service vulnerability in some Huawei smartphones. Due to the improper processing of received abnormal messages, remote attackers may exploit this vulnerability to cause a denial of service (DoS) on the specific module.
Frequently asked questions
- What is CVE-2020-9223?
- There is a denial of service vulnerability in some Huawei smartphones. Due to the improper processing of received abnormal messages, remote attackers may exploit this vulnerability to cause a denial of service (DoS) on the specific module.
- How severe is CVE-2020-9223?
- CVE-2020-9223 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-9223 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-9223?
- CVE-2020-9223 primarily affects Huawei Honor 20 Pro Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-9223?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-9223 published?
- CVE-2020-9223 was published on 2020-12-29 and last updated on 2026-06-17.
References
Affected products (4)
- cpe:2.3:o:huawei:honor_20_pro_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:princeton-al10d_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:yale-l21a_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:yale-l61a_firmware:*:*:*:*:*:*:*:*
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