CVE-2019-9106: The WebApp v04.68 in the supervisor on SAET Impianti Speciali TEBE Small 05.01 build 1137 devices allows remot

This week

CRITICAL 9.8REMOTEMITIGATEDOWNGRADE

CVE-2019-9106 is a critical-severity flaw (CVSS 9.8) affecting tebe small firmware, webapp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The WebApp v04.68 in the supervisor on SAET Impianti Speciali TEBE Small 05.01 build 1137 devices allows remote attackers to execute or include local .php files, as demonstrated by menu=php://filter/convert.base64-encode/resource=index.php to read index.php.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.8% (top 14%)
CISA exploited list	No
Weakness	CWE-22
Published	2019-05-31
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: saet

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-05-31 22:29 UTCPublished CVE record published
2026-06-17 02:43 UTCUpdated Record last modified

saet tebe small firmware MITIGATE

Affected: 05.01 1137

Fixed in: no fixed release known

Safe to downgrade to: a release before 05.01

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

saet webapp DOWNGRADE

Affected: 04.68

Fixed in: no fixed release known

Safe to downgrade to: a release before 04.68

1. Check installed version

apt-cache policy webapp || rpm -q webapp || webapp --version

2. No fixed release: DOWNGRADE to a release before 04.68 (Debian / Ubuntu)

apt-cache madison webapp sudo apt install webapp=<VERSION_BEFORE_04.68> sudo apt-mark hold webapp

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list webapp sudo dnf downgrade webapp-<VERSION_BEFORE_04.68> sudo dnf versionlock add webapp

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-9106?

tebe small firmware: mitigate or apply the listed mitigation; webapp: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-9106 being exploited?

CVE-2019-9106 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-9106 affect?

CVE-2019-9106 affects tebe small firmware, webapp. Severity is critical (CVSS 9.8). The WebApp v04.68 in the supervisor on SAET Impianti Speciali TEBE Small 05.01 build 1137 devices allows remote attackers to execute or include local .php files, as demonstrated by menu=php://filter/convert.base64-encode/resource=index.php

How urgent is CVE-2019-9106?

Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2019-9105 HIGH 7.5 MITIGATE DOWNGRADE The WebApp v04.68 in the supervisor on SAET Impianti Speciali TEBE Small 05.01 build 1137 devices allows remot

References

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