What’s Vulnerable › Vulnerabilities

CVE-2017-17311

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-08-21 · updated 2026-06-17
• Weakness: CWE-20

Description

Some Huawei Firewall products USG2205BSR V300R001C10SPC600; USG2220BSR V300R001C00; USG5120BSR V300R001C00; USG5150BSR V300R001C00 have a DoS vulnerability in the IPSEC IKEv1 implementations of Huawei Firewall products. Due to improper handling of the malformed messages, an attacker may sent crafted packets to the affected device to exploit these vulnerabilities. Successful exploit the vulnerability could lead to device deny of service.

Affected products

• Huawei Usg2205Bsr Firmware: v300r001c10spc600
• Huawei Usg2220Bsr Firmware: v300r001c00
• Huawei Usg5120Bsr Firmware: v300r001c00
• Huawei Usg5150Bsr Firmware: v300r001c00

References

• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180813-01-Bleichenbacher-en
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180813-01-Bleichenbacher-en

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