synced 4 MIN AGO
01 Record

CVE-2019-15800

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Due to lack of input validation in the cmd_sys_traceroute_exec(), cmd_sys_arp_clear(), and cmd_sys_ping_exec()

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. Due to lack of input validation in the cmd_sys_traceroute_exec(), cmd_sys_arp_clear(), and cmd_sys_ping_exec()

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
3.87% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 89.8% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2019-11-14 20:16Z6 YR AGO
Last updated
2024-08-05 00:56Z2 YR AGO
Reserved
2019-08-29
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
Data version
5.1
Document digest
b2fe72ef06a738e76db9df522eb5461c31f08a0901a656e11a14ab98fbeee590

05 Affected products

VendorProductVersionsPlatforms
zyxelgs1900-10hpNot specified—
zyxelgs1900-10hp_firmwareNot specified—
zyxelgs1900-16Not specified—
zyxelgs1900-16_firmwareNot specified—
zyxelgs1900-24Not specified—
zyxelgs1900-24_firmwareNot specified—
zyxelgs1900-24eNot specified—
zyxelgs1900-24e_firmwareNot specified—
zyxelgs1900-24hpNot specified—
zyxelgs1900-24hp_firmwareNot specified—
zyxelgs1900-48Not specified—
zyxelgs1900-48_firmwareNot specified—
zyxelgs1900-48hpNot specified—
zyxelgs1900-48hp_firmwareNot specified—
zyxelgs1900-8Not specified—
zyxelgs1900-8_firmwareNot specified—
zyxelgs1900-8hpNot specified—
zyxelgs1900-8hp_firmwareNot specified—

06 References