SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-63729

An issue was discovered in Syrotech SY-GPON-1110-WDONT SYRO_3.7L_3.1.02-240517 allowing attackers to exctract the SSL Private Key, CA Certificate, SSL Certificate, and Client Certificates in .pem format in firmware in etc folder.

CRITICAL 9.0EPSS 0.09%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in Syrotech SY-GPON-1110-WDONT SYRO_3.7L_3.1.02-240517 allowing attackers to exctract the SSL Private Key, CA Certificate, SSL Certificate, and Client Certificates in .pem format in firmware in etc folder.

CVSS 3.1
9.0 CRITICALCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
EPSS
0.09% probability · 0th percentile
CISA KEV
Not listed
Weakness
CWE-200, CWE-312, CWE-532
Affected
syrotech/sy-gpon-1110-wdont firmware
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.