CVE-2026-3101Public exploitNetwork attack vector

Authenticated root command execution via Ping input

Published Feb 24, 2026 · Updated Feb 24, 2026

OS command injection in the Ping Handler of Intelbras TIP 635G 1.12.3.5 allows remote authenticated users to execute commands. The web interface's System > Tools Ping function passes network-address input to an operating-system command without neutralizing command separators. Low-privileged web access is required, and injected commands execute as root without further user interaction.

CVSS severity6.3
Medium
EPSS probability5.72%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

OS command injection in the Ping Handler of Intelbras TIP 635G 1.12.3.5 allows remote authenticated users to execute commands. The web interface's System > Tools Ping function passes network-address input to an operating-system command without neutralizing command separators. Low-privileged web access is required, and injected commands execute as root without further user interaction.

The record

CVE
CVE-2026-3101
Published
Feb 24, 2026
Updated
Feb 24, 2026
Vendor
Intelbras
Product
TIP 635G
Classifications
CWE-78, CWE-77, T1059.004
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 24, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 24, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.12.3.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Intelbras · TIP 635Gversion=1.12.3.5

Published CVSS scores

6.5VulDB CNA via NVDAV:N/AC:L/Au:S/C:P/I:P/A:P
6.3VulDB CNA via NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
5.3VulDB CNACVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
T1059.004Command and Scripting Interpreter: Unix Shell

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo