CVE-2017-8841
Arbitrary file deletion exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_1350hw2_2500-7.0.1-build2093.
Does this matter?
A public exploit is published in Exploit-DB and the impact is high, while EPSS rates exploitation at 3.7%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.
Description
Arbitrary file deletion exists on Peplink Balance 305, 380, 580, 710, 1350, and 2500 devices with firmware before fw-b305hw2_380hw6_580hw2_710hw3_1350hw2_2500-7.0.1-build2093. The attack methodology is absolute path traversal in cgi-bin/MANGA/firmware_process.cgi via the upfile.path parameter.
- CVSS 3.0
- 8.1 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
- EPSS
- 3.71% probability · 90th percentile
- Public exploits
- 1 in Exploit-DB · first 6 June 2017
- CISA KEV
- Not listed
- Weakness
- CWE-22
- Affected
- peplink/b305hw2 firmware · peplink/380hw6 firmware · peplink/580hw2 firmware · peplink/710hw3 firmware · peplink/1350hw2 firmware · peplink/2500 firmware
- Source
- cve@mitre.org
EPSS 3.7% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://seclists.org/bugtraq/2017/Jun/1Mailing List, Third Party Advisory
- https://www.exploit-db.com/exploits/42130/
- https://www.x41-dsec.de/lab/advisories/x41-2017-005-peplink/Third Party Advisory
- http://seclists.org/bugtraq/2017/Jun/1Mailing List, Third Party Advisory
- https://www.exploit-db.com/exploits/42130/
- https://www.x41-dsec.de/lab/advisories/x41-2017-005-peplink/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.