Buffer overflow in Huawei Usg9500
CVE-2019-5275
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.
Vulnerability class: Buffer Overflow
EPSS: 0.005 (38.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Huawei Usg9500 — versions V500R001C30, V500R001C60
- Huawei Usg9500_firmware — versions v500r001c30, v500r001c60
Weakness classification (CWE)
References
- psirt@huawei.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-5275?
- CVE-2019-5275 is a high-severity vulnerability in Huawei Usg9500, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2019-12-26.
- How severe is CVE-2019-5275?
- High severity. CVSS v3 base score is 7.5 out of 10.