HIGH
ZyXEL Prestige 642R and 642R-I routers do not filter the routers' Telnet and FTP ports on the external WAN interface from inside access, allowing someone on an internal computer to reconfigure the router, if the password is known
Published Mar 15, 2002
7.5
HIGHCVSS 2.0
EPSS 1.50%
Description
ZyXEL Prestige 642R and 642R-I routers do not filter the routers' Telnet and FTP ports on the external WAN interface from inside access, allowing someone on an internal computer to reconfigure the router, if the password is known.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.50% 0.01497
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01497
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.50% (0.01497) | 73.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.50% (0.01497) | 70.77th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.74% (0.00743) | 71.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.32% (0.00320) | 71.42th | v3 (v2023.03.01) |
| Feb 13, 2024 | 0.32% (0.00320) | 69.75th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.43% (0.00430) | 73.75th | v3 (v2023.03.01) |
| Jul 24, 2023 | 0.43% (0.00430) | 71.10th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.46% (0.00463) | 71.55th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (6)
- http://www.securityfocus.com/archive/1/203022 mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/203592 mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/204439 mailing-listx_refsource_BUGTRAQVendor Advisory
- http://www.securityfocus.com/archive/1/214971 mailing-listx_refsource_BUGTRAQVendor Advisory
- http://www.securityfocus.com/bid/3346 vdb-entryx_refsource_BIDVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/7146 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/archive/1/203022 | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/203592 | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/204439 | mailing-listx_refsource_BUGTRAQVendor Advisory | |
| http://www.securityfocus.com/archive/1/214971 | mailing-listx_refsource_BUGTRAQVendor Advisory | |
| http://www.securityfocus.com/bid/3346 | vdb-entryx_refsource_BIDVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/7146 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 15, 2002
Updated Aug 8, 2024
Reserved Mar 15, 2002
Link CVE-2001-1135
CISA Vulnrichment
Updated n/a