SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-13772

Multiple stack-based buffer overflows in TP-Link WR940N WiFi routers with hardware version 4 allow remote authenticated users to execute arbitrary code via the (1) ping_addr parameter to PingIframeRpm.htm or (2) dnsserver2 parameter to…

EXPLOIT ×2HIGH 8.8EPSS 51.4%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 51.4%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

Multiple stack-based buffer overflows in TP-Link WR940N WiFi routers with hardware version 4 allow remote authenticated users to execute arbitrary code via the (1) ping_addr parameter to PingIframeRpm.htm or (2) dnsserver2 parameter to WanStaticIpV6CfgRpm.htm.

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
51.38% probability · 99th percentile
Public exploits
2 in Exploit-DB · first 17 October 2017
CISA KEV
Not listed
Weakness
CWE-119
Affected
tp-link/wr940n firmware
Source
cve@mitre.org
EPSS trend
0%28%55%21 September 2026: 49.14%22 September 2026: 51.38%27 October 2026: 51.38%21 September 202627 October 2026

EPSS moved from 49.1% on 21 September 2026 to 51.4% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

Public exploits (2)

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.

EDB-IDTitleTypePublishedVerified
EDB-48994source ↗TP-Link WDR4300 - Remote Code Execution (Authenticated)hardware · Patrik Lantzremote5 November 2020no
EDB-43022source ↗TP-Link WR940N - (Authenticated) Remote Codehardware · Fidus InfoSecuritywebapps17 October 2017no

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.