{"id":"CVE-2018-7994","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-7994","generatedAt":"2026-10-28T22:11:21.506Z","title":"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.","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.","published":"2018-07-31T14:29:01.000Z","lastModified":"2026-06-17T02:04:03.000Z","status":"Modified","sourceIdentifier":"psirt@huawei.com","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-772"],"affected":["huawei/ips module","huawei/ngfw module","huawei/nip6300","huawei/nip6600","huawei/nip6800","huawei/secospace usg6600","huawei/usg9500"],"epss":{"score":0.00961,"percentile":0.61418,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180704-01-firewall-en","tags":["Vendor Advisory"],"source":"psirt@huawei.com"},{"url":"http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180704-01-firewall-en","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-7994","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}