CVE-2024-47406: Sharp and Toshiba Tec MFPs improperly process HTTP authentication requests, resulting in an authentication byp
49
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CRITICAL 9.1REMOTEUPGRADEUPGRADEUPGRADE
CVE-2024-47406 is a critical-severity flaw (CVSS 9.1) affecting e-studio1058 firmware, e-studio1208 firmware, e-studio908 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Sharp and Toshiba Tec MFPs improperly process HTTP authentication requests, resulting in an authentication bypass vulnerability.
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
Published CVE record published
Updated Record last modified
toshibatec e-studio1058 firmware UPGRADE
Affected: <= t1.01.h4.00
Fixed in: newer than t1.01.h4.00
Safe to downgrade to: no unaffected older release
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.
toshibatec e-studio1208 firmware UPGRADE
Affected: <= t1.01.h4.00
Fixed in: newer than t1.01.h4.00
Safe to downgrade to: no unaffected older release
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.
toshibatec e-studio908 firmware UPGRADE
Affected: <= t2.12.h3.00
Fixed in: newer than t2.12.h3.00
Safe to downgrade to: no unaffected older release
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.
sharp bp-90c70 firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
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.
sharp bp-90c80 firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
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.
sharp bp-70c65 firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
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.
Verify at the official sourceNVD · 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-2024-47406?
e-studio1058 firmware: upgrade to newer than t1.01.h4.00; e-studio1208 firmware: upgrade to newer than t1.01.h4.00; e-studio908 firmware: upgrade to newer than t2.12.h3.00. Exact commands for each OS are on this page.
Is CVE-2024-47406 being exploited?
CVE-2024-47406 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-2024-47406 affect?
CVE-2024-47406 affects e-studio1058 firmware, e-studio1208 firmware, e-studio908 firmware. Severity is critical (CVSS 9.1). Sharp and Toshiba Tec MFPs improperly process HTTP authentication requests, resulting in an authentication bypass vulnerability.
How urgent is CVE-2024-47406?
Priority 49/100. Critical severity; Remotely exploitable, no login, no user action
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