9.8

CVE-2023-5746: synology bc500_firmware

CVSS: 9.8v3.1CriticalModified
Published 24-10-2023Last modified 12-09-2024
Open JSON

Vulnerability summary

CVE-2023-5746 is a critical (CVSS 9.8) vulnerability in synology bc500_firmware. EPSS estimates a 1.70% chance of exploitation in the next 30 days, higher than 76.8% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)
EPSS score
1.70%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 24-10-2023
    PublishedVulnerability first disclosed.
  2. 12-09-2024
    Last modifiedVulnerability information updated.

Description

A vulnerability regarding use of externally-controlled format string is found in the cgi component. This allows remote attackers to execute arbitrary code via unspecified vectors. The following models with Synology Camera Firmware versions before 1.0.5-0185 may be affected: BC500 and TC500.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.70%

Chance of exploitation in the next 30 days

Percentile

77%

Versus all other CVEs

30-day change

0.00 pp

From 1.70% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.70%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Synology3 products

1 vendor · 3 products

References

1 links