Medium severity · published Oct 19, 2026
CVE-2026-112373
H3C Magic NX15 usrlist sub_416874 stack-based overflow
6.5
CVSS
0.5%
EPSS
No
On KEV
Description
A security vulnerability has been detected in H3C Magic NX15 NX15V100R017. This impacts the function sub_416874 of the file /usr/bin/usrlist. Such manipulation leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MN
Magic NX15 · H3C
NX15V100R017 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-112373
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-112373
github.com
https://github.com/XxingGoD/H3C-NX15-R017-Vulns/tree/main/H3C/NX15R017/usrlist_stack_overflow_dos
vuldb.com
https://vuldb.com/cve/CVE-2026-112373
vuldb.com
https://vuldb.com/submit/983540
vuldb.com
https://vuldb.com/vuln/422421
vuldb.com
https://vuldb.com/vuln/422421/cti
More from Magic NX15
9.9
CVE-2026-112371
H3C Magic NX15 RPC esps write code injection
9.9
CVE-2026-112370
H3C Magic NX15 usrlist sub_416874 os command injection
8.0
CVE-2025-57295
H3C devices running firmware version NX15V100R015 are vulnerable to unauthorized access due to insecure default credentials
8.0
CVE-2025-3546
H3C Magic BE18000 HTTP POST Request getLanguage FCGI_CheckStringIfContainsSemicolon command injection
6.6
CVE-2026-112372
H3C Magic NX15 upload importprofile path traversal