CVE-2019-5256

MEDIUM
5.5
CVSS Score
Published: December 13, 2019 at 10:45 PM UTC
Updated: June 17, 2026 at 02:37 AM UTC
36 products affected across 1 vendorSecospace USG6600 FirmwareSecospace USG6300 FirmwareSecospace USG6500 Firmware

Using AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981 by N/A?

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

Description

Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have a null pointer dereference vulnerability. The system dereferences a pointer that it expects to be valid, but is NULL. A local attacker could exploit this vulnerability by sending crafted parameters. A successful exploit could cause a denial of service and the process reboot.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

huawei-espace-u1981 (same device)
huawei-s5700 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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