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.

Published: 2020-01-21 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2019-19413 is rated Moderate Risk (49.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.33%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2019-19413

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-11-21 0.21% 0.33% +0.12%
2 2025-11-18 0.33% 0.21% -0.12%
3 2025-05-03 — 0.33% —

Full EPSS history (10 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2019-19413

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
7.8 2.0 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 6.9 [email protected]

Weakness enumeration for CVE-2019-19413

Affected software / configurations for CVE-2019-19413

Vendor Product Version Raw CPE
huawei dbs3900_tdd_lte_firmware v100r003c00 cpe:2.3:o:huawei:dbs3900_tdd_lte_firmware:v100r003c00:*:*:*:*:*:*:*
huawei dbs3900_tdd_lte_firmware v100r004c10 cpe:2.3:o:huawei:dbs3900_tdd_lte_firmware:v100r004c10:*:*:*:*:*:*:*
huawei dp300_firmware v500r002c00 cpe:2.3:o:huawei:dp300_firmware:v500r002c00:*:*:*:*:*:*:*
huawei rp200_firmware v500r002c00spc200 cpe:2.3:o:huawei:rp200_firmware:v500r002c00spc200:*:*:*:*:*:*:*
huawei rp200_firmware v600r006c00 cpe:2.3:o:huawei:rp200_firmware:v600r006c00:*:*:*:*:*:*:*
huawei te30_firmware v100r001c10 cpe:2.3:o:huawei:te30_firmware:v100r001c10:*:*:*:*:*:*:*
huawei te30_firmware v600r006c00 cpe:2.3:o:huawei:te30_firmware:v600r006c00:*:*:*:*:*:*:*
huawei te40_firmware v600r006c00 cpe:2.3:o:huawei:te40_firmware:v600r006c00:*:*:*:*:*:*:*
huawei te50_firmware v600r006c00 cpe:2.3:o:huawei:te50_firmware:v600r006c00:*:*:*:*:*:*:*
huawei te60_firmware v100r001c10 cpe:2.3:o:huawei:te60_firmware:v100r001c10:*:*:*:*:*:*:*
huawei te60_firmware v500r002c00 cpe:2.3:o:huawei:te60_firmware:v500r002c00:*:*:*:*:*:*:*
huawei te60_firmware v600r006c00 cpe:2.3:o:huawei:te60_firmware:v600r006c00:*:*:*:*:*:*:*

References for CVE-2019-19413

cvelogic Threat Intelligence