How severe is CVE-2019-19411?

CVE-2019-19411 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2019-19411 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-19411?

CVE-2019-19411 primarily affects Huawei Usg9500 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-19411?

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

When was CVE-2019-19411 published?

CVE-2019-19411 was published on 2020-01-21 and last updated on 2026-06-17.

CVE-2019-19411

CVE-2019-19411 is a low-severity vulnerability in Huawei Usg9500 Firmware with a CVSS 3.x base score of 3.7. 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-665.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
CVSS v2: 4.3
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-665
Affected product: Huawei Usg9500 Firmware
Published: 2020-01-21
Last modified: 2026-06-17

Description

USG9500 with versions of V500R001C30SPC100, V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, V500R005C00SPC100, V500R005C00SPC200 have an information leakage vulnerability. Due to improper processing of the initialization vector used in a specific encryption algorithm, an attacker who gains access to this cryptographic primitive may exploit this vulnerability to cause the value of the confidentiality associated with its use to be diminished.

Frequently asked questions

What is CVE-2019-19411?: USG9500 with versions of V500R001C30SPC100, V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, V500R005C00SPC100, V500R005C00SPC200 have an information leakage vulnerability. Due to improper processing of the initialization vector used in a specific encryption algorithm, an attacker who gains access to this cryptographic primitive may exploit this vulnerability to cause the value of the confidentiality associated with its use to be diminished.
How severe is CVE-2019-19411?: CVE-2019-19411 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2019-19411 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-19411?: CVE-2019-19411 primarily affects Huawei Usg9500 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-19411?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-19411 published?: CVE-2019-19411 was published on 2020-01-21 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-firewall-en

Affected products (6)

cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc200:*:*:*:*:*:*:*
cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc600:*:*:*:*:*:*:*
cpe:2.3:o:huawei:usg9500_firmware:v500r001c60spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:usg9500_firmware:v500r005c00spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:usg9500_firmware:v500r005c00spc200:*:*:*:*:*:*:*

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