CVE-2019-3929

CRITICAL
9.8
CVSS Score
Published: April 30, 2019 at 08:21 PM UTC
Updated: June 17, 2026 at 02:35 AM UTC
25 products affected across 8 vendorsAm 101 FirmwareAm 100 FirmwareWepresent Wipg 1600W Firmware

Using Crestron AirMedia, Barco WePresent, Extron ShareLink, Teq AV IT WIPS710, SHARP PN-L703WA, Optoma WPS-Pro, Blackbox HD WPS, InFocus LiteShow3, and InFocus LiteShow4. by Crestron?

Get instant alerts when new vulnerabilities affect Crestron AirMedia, Barco WePresent, Extron ShareLink, Teq AV IT WIPS710, SHARP PN-L703WA, Optoma WPS-Pro, Blackbox HD WPS, InFocus LiteShow3, and InFocus LiteShow4. - before attackers find them.

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Severity
CRITICAL9.8
Exploitation
CISA KEV
Exploit prediction
EPSS 99%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score99.0%

EPSS (Exploit Prediction Scoring System) estimates a 99.0% chance this CVE is exploited in the wild within the next 30 days — higher than 100% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Multiple Crestron products are vulnerable to command injection via the file_transfer.cgi HTTP endpoint. A remote, unauthenticated attacker can use this vulnerability to execute operating system commands as root.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Unknown
Added to KEV
Apr 15, 2022
Remediation Due
May 6, 2022
1634 days overdue

Description

The Crestron AM-100 firmware 1.6.0.2, Crestron AM-101 firmware 2.7.0.1, Barco wePresent WiPG-1000P firmware 2.3.0.10, Barco wePresent WiPG-1600W before firmware 2.4.1.19, Extron ShareLink 200/250 firmware 2.0.3.4, Teq AV IT WIPS710 firmware 1.1.0.7, SHARP PN-L703WA firmware 1.4.2.3, Optoma WPS-Pro firmware 1.0.0.5, Blackbox HD WPS firmware 1.0.0.5, InFocus LiteShow3 firmware 1.0.16, and InFocus LiteShow4 2.0.0.7 are vulnerable to command injection via the file_transfer.cgi HTTP endpoint. A remote, unauthenticated attacker can use this vulnerability to execute operating system commands as root.

Affected

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

barco-wepresent-wipg-1000p (same device)
v < 2.4.1.19
Affected range stops below 2.4.1.19, so it looks safe — our inference, not a vendor statement
barco-wepresent-wipg-1600w (same device)
blackbox-hd-wireless-presentation-system (same device)
crestron-am-100 (same device)
crestron-am-101 (same device)
extron-sharelink-200 (same device)
extron-sharelink-250 (same device)
infocus-liteshow3 (same device)
infocus-liteshow4 (same device)
optoma-wps-pro (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCActiveAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

9.8CRITICALCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-79CWE-78

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