CVE-2023-47802: A vulnerability regarding improper neutralization of special elements used in an OS command ('OS Command Injec

Q: How do I fix CVE-2023-47802?

bc500 firmware: upgrade to 1.0.7-0298; tc500 firmware: upgrade to 1.0.7-0298. Exact commands for each OS are on this page.

Q: Is CVE-2023-47802 being exploited?

CVE-2023-47802 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-2023-47802 affect?

CVE-2023-47802 affects bc500 firmware, tc500 firmware. Severity is high (CVSS 7.2). A vulnerability regarding improper neutralization of special elements used in an OS command ('OS Command Injection') is found in the IP block functionality. This allows remote authenticated users with administrator privileges to execute arb

This month

HIGH 7.2UPGRADEUPGRADE

CVE-2023-47802 is a high-severity flaw (CVSS 7.2) affecting bc500 firmware, tc500 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability regarding improper neutralization of special elements used in an OS command ('OS Command Injection') is found in the IP block functionality. This allows remote authenticated users with administrator privileges to execute arbitrary commands via unspecified vectors. The following models with Synology Camera Firmware versions before 1.0.7-0298 may be affected: BC500 and TC500.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.5% (top 26%)
CISA exploited list	No
Weakness	CWE-78
Published	2024-06-28
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

2024-06-28 06:15 UTCPublished CVE record published
2026-06-17 06:33 UTCUpdated Record last modified

synology bc500 firmware UPGRADE

Affected: < 1.0.7-0298

Fixed in: 1.0.7-0298

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 tc500 firmware UPGRADE

Affected: < 1.0.7-0298

Fixed in: 1.0.7-0298

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-2023-47802?

bc500 firmware: upgrade to 1.0.7-0298; tc500 firmware: upgrade to 1.0.7-0298. Exact commands for each OS are on this page.

Is CVE-2023-47802 being exploited?

CVE-2023-47802 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-2023-47802 affect?

CVE-2023-47802 affects bc500 firmware, tc500 firmware. Severity is high (CVSS 7.2). A vulnerability regarding improper neutralization of special elements used in an OS command ('OS Command Injection') is found in the IP block functionality. This allows remote authenticated users with administrator privileges to execute arb

How urgent is CVE-2023-47802?

Priority 44/100. High severity

Software pages

Synology vulnerabilities

Related CVEs

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References

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