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High severity7.5NVD Advisory· Published Dec 26, 2019· Updated Jun 17, 2026

CVE-2019-5275

CVE-2019-5275

Description

USG9500 with versions of V500R001C30;V500R001C60 have a denial of service vulnerability. Due to a flaw in the X.509 implementation in the affected products which can result in a heap buffer overflow when decoding a certificate, an attacker may exploit the vulnerability by a malicious certificate to perform a denial of service attack on the affected products.

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Affected products

4
  • Huawei/Usg9500 Firmware2 versions
    cpe:2.3:o:huawei:usg9500_firmware:v500r001c30:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:huawei:usg9500_firmware:v500r001c30:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:usg9500_firmware:v500r001c60:*:*:*:*:*:*:*
  • Huawei/USG9500llm-fuzzy2 versions
    V500R001C30;V500R001C60+ 1 more
    • (no CPE)range: V500R001C30;V500R001C60
    • (no CPE)range: V500R001C30

Patches

Vulnerability mechanics

References

1

News mentions

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