CVE-2018-5767

CRITICAL

Tenda AC15 <V15.03.1.16_multi - RCE

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 3 public exploits for CVE-2018-5767. PoCs published by Tim Carrington, Scorpion-Security-Labs, db44k.

AI-analyzed exploit summary This exploit targets CVE-2018-5767, a buffer overflow in the web interface of a device, using ROP gadgets to bypass DEP/NX and brute-force ASLR. It delivers a reverse shell via a compiled ARM binary served over HTTP.

Description

An issue was discovered on Tenda AC15 V15.03.1.16_multi devices. A remote, unauthenticated attacker can gain remote code execution on the device with a crafted password parameter for the COOKIE header.

Exploits (3)

exploitdb WORKING POC
by Tim Carrington · pythonremotehardware
https://www.exploit-db.com/exploits/44253

This exploit targets CVE-2018-5767, a buffer overflow in the web interface of a device, using ROP gadgets to bypass DEP/NX and brute-force ASLR. It delivers a reverse shell via a compiled ARM binary served over HTTP.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Complex
Reliability
Racy
Target: Unknown (likely a network device with a vulnerable web interface)
No auth needed
Prerequisites: ARM cross-compiler · network access to target · knowledge of target's IP and port
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC
by Scorpion-Security-Labs · poc
https://github.com/Scorpion-Security-Labs/CVE-2018-5767-AC9

This PoC exploits CVE-2018-5767, a buffer overflow vulnerability in the AC9 router's password parsing logic via the Cookie header. It leverages a ROP chain with hardcoded libc addresses to achieve remote command execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: AC9 router (and related models)
No auth needed
Prerequisites: Network access to the target router · Knowledge of the target's libc base address
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC
by db44k · poc
https://github.com/db44k/CVE-2018-5767-AC9

This PoC exploits CVE-2018-5767, a buffer overflow vulnerability in the AC9 router model caused by an unguarded sscanf call when parsing the 'Cookie' header. It leverages ROP gadgets and a known libc base address to achieve remote code execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: AC9 router (and related models)
No auth needed
Prerequisites: Network access to the target router · Known libc base address (default: 0x2ad6d000)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/44253/
Exploit, Technical Description, Third Party Advisory x_refsource_misc
https://www.fidusinfosec.com/remote-code-execution-cve-2018-5767/

Scores

CVSS v3 9.8
EPSS 0.4258
EPSS Percentile 98.5%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-20
Status published
Products (1)
tendacn/ac15_firmware 15.03.1.16
Published Feb 15, 2018
Tracked Since Feb 18, 2026