Information disclosure in Syrotech Sy-gpon-1110-wdont
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.
Vulnerability class: Information Disclosure
EPSS: 0.001 (0.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Syrotech Sy-gpon-1110-wdont — versions 3.7l
- Syrotech Sy-gpon-1110-wdont_firmware — versions 3.1.02-240517
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-63729?
- CVE-2025-63729 is a critical-severity vulnerability in Syrotech Sy-gpon-1110-wdont, classified under Information Disclosure. CVSS score: 9.0/10. Published 2025-11-25.
- How severe is CVE-2025-63729?
- Critical severity. CVSS v3 base score is 9.0 out of 10.
- Is CVE-2025-63729 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.