CVE-2017-8837 — Cleartext password storage exists on Peplink Balance 305, 380, 580, 710, 1350, a

Cleartext password storage 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 files in question are /etc/waipass and /etc/roapass. In case one of these devices is compromised,

01What is this vulnerability?

Cleartext password storage 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 files in question are /etc/waipass and /etc/roapass. In case one of these devices is compromised, the attacker can gain access to passwords and abuse them to compromise further systems.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2017-06-05T14:29:00.483
• Last modified: 2026-05-13T00:24:29.033

09References

• seclists.org — http://seclists.org/bugtraq/2017/Jun/1
• www.exploit-db.com — https://www.exploit-db.com/exploits/42130/
• www.x41-dsec.de — https://www.x41-dsec.de/lab/advisories/x41-2017-005-peplink/
• seclists.org — http://seclists.org/bugtraq/2017/Jun/1
• www.exploit-db.com — https://www.exploit-db.com/exploits/42130/
• www.x41-dsec.de — https://www.x41-dsec.de/lab/advisories/x41-2017-005-peplink/