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Vulnerability record · CVE-2019-5293 · published 13 November 2019

CVE-2019-5293: Huawei ar120-s firmware memory leak vulnerability

Huawei · Ar120 S Firmware

Some Huawei products have a memory leak vulnerability when handling some messages. A remote attacker with operation privilege could exploit the vulnerability by sending specific messages continuously. Successful exploit may cause some service to be abnormal.

6.5 CVSS 3.1 Medium EPSS 0.87% · top 41.9% CWE-401 · Memory leak
6.5CVSS 3.1 base score, v2 4.0
0.87%EPSS exploitation probability, 30 days
NoNot in CISA KEV
16Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Some Huawei products have a memory leak vulnerability when handling some messages. A remote attacker with operation privilege could exploit the vulnerability by sending specific messages continuously. Successful exploit may cause some service to be abnormal.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

16 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191023-01-memory-en Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191023-01-memory-en Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2017-17301Huawei ar120-s firmware improper certificate validation vulnerabilityHuawei AR120-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, AR1200 V200R005C20, V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R007C0…EPSS 0.97%7.5CVE-2019-19416Huawei ar120-s firmware improper input validation vulnerabilityThe SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit these three vulnerabilities by s…EPSS 0.88%7.5CVE-2019-19417Huawei ar120-s firmware improper input validation vulnerabilityThe SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit these three vulnerabilities by s…EPSS 0.88%7.5CVE-2019-19415Huawei ar120-s firmware improper input validation vulnerabilityThe SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit these three vulnerabilities by s…EPSS 0.88%7.5CVE-2019-5304Huawei ar120-s firmware classic buffer overflow vulnerabilitySome Huawei products have a buffer error vulnerability. An unauthenticated, remote attacker could send specific MPLS Echo Request messages to the tar…EPSS 0.97%7.5CVE-2019-5294Huawei ar120-s firmware out-of-bounds read vulnerabilityThere is an out of bound read vulnerability in some Huawei products. A remote, unauthenticated attacker may send a corrupt or crafted message to the …EPSS 0.93%7.5CVE-2017-17254Huawei ar120-s firmware null pointer dereference vulnerabilityHuawei AR120-S V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR1200 V200R006C10, V200R006C13, V200R007C00, V200R007C01, V200R007C02, V200R008C2…EPSS 1.2%7.5CVE-2017-17257Huawei ar120-s firmware vulnerabilityHuawei AR120-S V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR1200 V200R006C10, V200R006C13, V200R007C00, V200R007C01, V200R007C02, V200R008C2…EPSS 1.3%

Source: NIST National Vulnerability Database (record CVE-2019-5293), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.