How severe is CVE-2017-8129?

CVE-2017-8129 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-8129 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-8129?

CVE-2017-8129 primarily affects Huawei Uma. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-8129?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2017-8129 published?

CVE-2017-8129 was published on 2017-11-22 and last updated on 2026-06-17.

CVE-2017-8129

CVE-2017-8129 is a critical-severity vulnerability in Huawei Uma with a CVSS 3.x base score of 9.8. 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-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Huawei Uma
Published: 2017-11-22
Last modified: 2026-06-17

Description

The UMA product with software V200R001 and V300R001 has a privilege elevation vulnerability due to insufficient validation or improper processing of parameters. An attacker could craft specific packets to exploit these vulnerabilities to gain elevated privileges.

Frequently asked questions

What is CVE-2017-8129?: The UMA product with software V200R001 and V300R001 has a privilege elevation vulnerability due to insufficient validation or improper processing of parameters. An attacker could craft specific packets to exploit these vulnerabilities to gain elevated privileges.
How severe is CVE-2017-8129?: CVE-2017-8129 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-8129 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-8129?: CVE-2017-8129 primarily affects Huawei Uma. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-8129?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-8129 published?: CVE-2017-8129 was published on 2017-11-22 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170612-01-uma-en

Affected products (2)

cpe:2.3:a:huawei:uma:v200r001:*:*:*:*:*:*:*
cpe:2.3:a:huawei:uma:v300r001:*:*:*:*:*:*:*

More vulnerabilities in Huawei Uma

CVE-2017-8128 — Critical (CVSS 9.8): The UMA product with software V200R001 and V300R001 has a privilege elevation vulnerability due to insufficient…
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CVE-2017-8120 — Critical (CVSS 9.8): The UMA product with software V200R001 and V300R001 has a privilege elevation vulnerability due to insufficient…

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