How severe is CVE-2017-8174?

CVE-2017-8174 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 high, integrity none, and availability none.

Is CVE-2017-8174 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-8174?

CVE-2017-8174 primarily affects Huawei Secospace Usg6300 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-8174?

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-2017-8174 published?

CVE-2017-8174 was published on 2017-11-22 and last updated on 2026-06-17.

CVE-2017-8174

CVE-2017-8174 is a high-severity vulnerability in Huawei Secospace Usg6300 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. The underlying weakness is classified as CWE-326.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-326
Affected product: Huawei Secospace Usg6300 Firmware
Published: 2017-11-22
Last modified: 2026-06-17

Description

Huawei USG6300 V100R001C30SPC300 and USG6600 with software of V100R001C30SPC500,V100R001C30SPC600,V100R001C30SPC700,V100R001C30SPC800 have a weak algorithm vulnerability. Attackers may exploit the weak algorithm vulnerability to crack the cipher text and cause confidential information leaks on the transmission links.

Frequently asked questions

What is CVE-2017-8174?: Huawei USG6300 V100R001C30SPC300 and USG6600 with software of V100R001C30SPC500,V100R001C30SPC600,V100R001C30SPC700,V100R001C30SPC800 have a weak algorithm vulnerability. Attackers may exploit the weak algorithm vulnerability to crack the cipher text and cause confidential information leaks on the transmission links.
How severe is CVE-2017-8174?: CVE-2017-8174 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 high, integrity none, and availability none.
Is CVE-2017-8174 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-8174?: CVE-2017-8174 primarily affects Huawei Secospace Usg6300 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-8174?: 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-2017-8174 published?: CVE-2017-8174 was published on 2017-11-22 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170802-01-usg-en

Affected products (5)

cpe:2.3:o:huawei:secospace_usg6300_firmware:v100r001c30spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6600_firmware:v100r001c30spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6600_firmware:v100r001c30spc600:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6600_firmware:v100r001c30spc700:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6600_firmware:v100r001c30spc800:*:*:*:*:*:*:*

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