How severe is CVE-2019-19413?

CVE-2019-19413 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-19413 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-19413?

CVE-2019-19413 primarily affects Huawei Dbs3900 Tdd Lte Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-19413?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-19413 published?

CVE-2019-19413 was published on 2020-01-21 and last updated on 2026-06-17.

CVE-2019-19413

CVE-2019-19413 is a high-severity vulnerability in Huawei Dbs3900 Tdd Lte Firmware with a CVSS 3.x base score of 7.5. 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-190.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Huawei Dbs3900 Tdd Lte Firmware
Published: 2020-01-21
Last modified: 2026-06-17

Description

There is an integer overflow vulnerability in LDAP client of some Huawei products. Due to insufficient input validation, a remote attacker could exploit this vulnerability by sending malformed packets to the target devices. Successful exploit could cause the affected system crash.

Frequently asked questions

What is CVE-2019-19413?: There is an integer overflow vulnerability in LDAP client of some Huawei products. Due to insufficient input validation, a remote attacker could exploit this vulnerability by sending malformed packets to the target devices. Successful exploit could cause the affected system crash.
How severe is CVE-2019-19413?: CVE-2019-19413 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-19413 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-19413?: CVE-2019-19413 primarily affects Huawei Dbs3900 Tdd Lte Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-19413?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-19413 published?: CVE-2019-19413 was published on 2020-01-21 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-ldap-en

Affected products (12)

cpe:2.3:o:huawei:dbs3900_tdd_lte_firmware:v100r003c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:dbs3900_tdd_lte_firmware:v100r004c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:dp300_firmware:v500r002c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:rp200_firmware:v500r002c00spc200:*:*:*:*:*:*:*
cpe:2.3:o:huawei:rp200_firmware:v600r006c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:te30_firmware:v100r001c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:te30_firmware:v600r006c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:te40_firmware:v600r006c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:te50_firmware:v600r006c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:te60_firmware:v100r001c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:te60_firmware:v500r002c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:te60_firmware:v600r006c00:*:*:*:*:*:*:*

More vulnerabilities in Huawei Dbs3900 Tdd Lte Firmware

CVE-2019-19414 — High (CVSS 7.5): There is an integer overflow vulnerability in LDAP server of some Huawei products. Due to insufficient input…
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