What’s Vulnerable › Vulnerabilities

CVE-2018-7994

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-31 · updated 2026-06-17
• Weakness: CWE-772

Description

Some Huawei products IPS Module V500R001C50; NGFW Module V500R001C50; V500R002C10; NIP6300 V500R001C50; NIP6600 V500R001C50; NIP6800 V500R001C50; Secospace USG6600 V500R001C50; USG9500 V500R001C50 have a memory leak vulnerability. The software does not release allocated memory properly when processing Protal questionnaire. A remote attacker could send a lot questionnaires to the device, successful exploit could cause the device to reboot since running out of memory.

Affected products

• Huawei IPS Module: v500r001c50
• Huawei NGFW Module: v500r001c50, v500r002c10
• Huawei NIP6300: v500r001c50
• Huawei NIP6600: v500r001c50
• Huawei NIP6800: v500r001c50
• Huawei Secospace USG6600: v500r001c50
• Huawei Usg9500: v500r001c50

References

• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180704-01-firewall-en
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180704-01-firewall-en

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