CVE-2015-3035 — TP-Link Multiple Archer Devices Directory Traversal Vulnerability

Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317, C7 (2.0) with firmware before 150304, and C8 (1.0) with firmware before 150316, Archer C9 (1.0), TL-WDR3500 (1.0), TL-WDR3600 (1.0), and TL-WDR4300 (1.0) with firmware before 150302, TL-WR74

01What is this vulnerability?

Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317, C7 (2.0) with firmware before 150304, and C8 (1.0) with firmware before 150316, Archer C9 (1.0), TL-WDR3500 (1.0), TL-WDR3600 (1.0), and TL-WDR4300 (1.0) with firmware before 150302, TL-WR740N (5.0) and TL-WR741ND (5.0) with firmware before 150312, and TL-WR841N (9.0), TL-WR841N (10.0), TL-WR841ND (9.0), and…

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2022-03-25. Ransomware use: Unknown.

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

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

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: 2015-04-17T18:00:00.000Z
• Last modified: 2025-10-21T23:56:02.932Z
• Added to CISA KEV: 2022-03-25
• BOD 22-01 due: 2022-04-15

09References

• www.tp-link.com — http://www.tp-link.com/en/download/Archer-C9_V1.html#Firmware
• www.tp-link.com — http://www.tp-link.com/en/download/Archer-C7_V2.html#Firmware
• www.tp-link.com — http://www.tp-link.com/en/download/TL-WR740N_V5.html#Firmware
• www.tp-link.com — http://www.tp-link.com/en/download/Archer-C5_V1.20.html#Firmware
• packetstormsecurity.com — http://packetstormsecurity.com/files/131378/TP-LINK-Local-File-Disclosure.html
• www.tp-link.com — http://www.tp-link.com/en/download/TL-WR841N_V9.html#Firmware
• www.tp-link.com — http://www.tp-link.com/en/download/TL-WR841ND_V9.html#Firmware
• seclists.org — http://seclists.org/fulldisclosure/2015/Apr/26
• www.tp-link.com — http://www.tp-link.com/en/download/TL-WDR3600_V1.html#Firmware
• www.tp-link.com — http://www.tp-link.com/en/download/TL-WDR3500_V1.html#Firmware
• www.securityfocus.com — http://www.securityfocus.com/bid/74050
• www.sec-consult.com — https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20150410-…
• www.tp-link.com — http://www.tp-link.com/en/download/TL-WR741ND_V5.html#Firmware
• www.tp-link.com — http://www.tp-link.com/en/download/Archer-C8_V1.html#Firmware
• www.tp-link.com — http://www.tp-link.com/en/download/TL-WDR4300_V1.html#Firmware
• www.securityfocus.com — http://www.securityfocus.com/archive/1/535240/100/0/threaded