How severe is CVE-2020-9084?

CVE-2020-9084 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-9084 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9084?

CVE-2020-9084 affects Huawei Taurus-an00b Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-9084?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-9084 published?

CVE-2020-9084 was published on 2020-09-18 and last updated on 2026-06-17.

CVE-2020-9084

CVE-2020-9084 is a medium-severity vulnerability in Huawei Taurus-an00b Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.6
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Huawei Taurus-an00b Firmware
Published: 2020-09-18
Last modified: 2026-06-17

Description

Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have a use-after-free (UAF) vulnerability. An authenticated, local attacker may perform specific operations to exploit this vulnerability. Successful exploitation may cause the attacker to obtain a higher privilege and compromise the service.

Frequently asked questions

What is CVE-2020-9084?: Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have a use-after-free (UAF) vulnerability. An authenticated, local attacker may perform specific operations to exploit this vulnerability. Successful exploitation may cause the attacker to obtain a higher privilege and compromise the service.
How severe is CVE-2020-9084?: CVE-2020-9084 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-9084 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9084?: CVE-2020-9084 affects Huawei Taurus-an00b Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-9084?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-9084 published?: CVE-2020-9084 was published on 2020-09-18 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200916-01-smartphone-en

Affected products (1)

cpe:2.3:o:huawei:taurus-an00b_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Huawei Taurus-an00b Firmware

CVE-2020-9112 — High (CVSS 7.8): Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have a privilege elevation vulnerability. Due to lack of…
CVE-2020-9105 — Medium (CVSS 6.7): Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have an insufficient input validation vulnerability. Due to…
CVE-2020-9238 — Medium (CVSS 6.5): Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have a buffer overflow vulnerability. A function in a module…
CVE-2020-9240 — Medium (CVSS 5.5): Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have a buffer overflow vulnerability. A function in a module…
CVE-2020-9091 — Medium (CVSS 5.5): Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have an out-of-bounds read and write vulnerability. Some…
CVE-2020-9110 — Medium (CVSS 4.6): Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have an information disclosure vulnerability. The device…

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Other CWE-416 (Use After Free) vulnerabilities

CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

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