CVE-2024-11131: A vulnerability regarding out-of-bounds read is found in the video interface

Q: How do I fix CVE-2024-11131?

tc500 firmware: upgrade to 1.2.0-0525; cc400w firmware: upgrade to 1.2.0-0525; bc500 firmware: upgrade to 1.2.0-0525. Exact commands for each OS are on this page.

Q: Is CVE-2024-11131 being exploited?

CVE-2024-11131 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-11131 affect?

CVE-2024-11131 affects tc500 firmware, cc400w firmware, bc500 firmware. Severity is critical (CVSS 9.8). A vulnerability regarding out-of-bounds read is found in the video interface. This allows remote attackers to execute arbitrary code via unspecified vectors. The following models with Synology Camera Firmware versions before 1.2.0-0525 may

Q: How urgent is CVE-2024-11131?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADEUPGRADEUPGRADE

CVE-2024-11131 is a critical-severity flaw (CVSS 9.8) affecting tc500 firmware, cc400w firmware, bc500 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability regarding out-of-bounds read is found in the video interface. This allows remote attackers to execute arbitrary code via unspecified vectors. The following models with Synology Camera Firmware versions before 1.2.0-0525 may be affected: BC500, CC400W and TC500.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-125
Published	2025-03-19
Last modified	2026-06-17

Publisher (CNA): Synology Inc. · Vendor: synology

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

Am I affected?

Timeline

2025-03-19 03:15 UTCPublished CVE record published
2026-06-17 06:57 UTCUpdated Record last modified

synology tc500 firmware UPGRADE

Affected: < 1.2.0-0525

Fixed in: 1.2.0-0525

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.

synology cc400w firmware UPGRADE

Affected: < 1.2.0-0525

Fixed in: 1.2.0-0525

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.

synology bc500 firmware UPGRADE

Affected: < 1.2.0-0525

Fixed in: 1.2.0-0525

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 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-2024-11131?

tc500 firmware: upgrade to 1.2.0-0525; cc400w firmware: upgrade to 1.2.0-0525; bc500 firmware: upgrade to 1.2.0-0525. Exact commands for each OS are on this page.

Is CVE-2024-11131 being exploited?

CVE-2024-11131 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-2024-11131 affect?

CVE-2024-11131 affects tc500 firmware, cc400w firmware, bc500 firmware. Severity is critical (CVSS 9.8). A vulnerability regarding out-of-bounds read is found in the video interface. This allows remote attackers to execute arbitrary code via unspecified vectors. The following models with Synology Camera Firmware versions before 1.2.0-0525 may

How urgent is CVE-2024-11131?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Synology vulnerabilities

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References

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