How severe is CVE-2019-5293?

CVE-2019-5293 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-5293 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5293?

CVE-2019-5293 primarily affects Huawei Ar120-s Firmware. In total, 31 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5293?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-5293 published?

CVE-2019-5293 was published on 2019-11-13 and last updated on 2026-06-17.

CVE-2019-5293

CVE-2019-5293 is a medium-severity vulnerability in Huawei Ar120-s Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-401.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-401
Affected product: Huawei Ar120-s Firmware
Published: 2019-11-13
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2019-5293?: 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.
How severe is CVE-2019-5293?: CVE-2019-5293 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-5293 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5293?: CVE-2019-5293 primarily affects Huawei Ar120-s Firmware. In total, 31 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5293?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-5293 published?: CVE-2019-5293 was published on 2019-11-13 and last updated on 2026-06-17.

References

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

Affected products (31)

cpe:2.3:o:huawei:ar120-s_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar120-s_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150-s_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150-s_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200-s_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200-s_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar2200_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar2200_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar2200-s_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar2200-s_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar3200_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar3200_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar3600_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:netengine16ex_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:netengine16ex_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:srg1300_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:srg1300_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:srg2300_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:srg2300_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:srg3300_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:srg3300_firmware:v200r006c10:*:*:*:*:*:*:*

More vulnerabilities in Huawei Ar120-s Firmware

CVE-2017-17301 — Critical (CVSS 9.8): Huawei AR120-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, AR1200 V200R005C20, V200R005C32, V200R006C10,…
CVE-2019-19417 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…
CVE-2019-19416 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…
CVE-2019-19415 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…
CVE-2019-5304 — High (CVSS 7.5): Some Huawei products have a buffer error vulnerability. An unauthenticated, remote attacker could send specific MPLS…
CVE-2019-5294 — High (CVSS 7.5): There is an out of bound read vulnerability in some Huawei products. A remote, unauthenticated attacker may send a…

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