9.3
HIGH CVSS 2.0
CVE-2017-6549
"Asus Router HTTP Header Session Hijack Vulnerability"
Description

Session hijack vulnerability in httpd on ASUS RT-N56U, RT-N66U, RT-AC66U, RT-N66R, RT-AC66R, RT-AC68U, RT-AC68R, RT-N66W, RT-AC66W, RT-AC87R, RT-AC87U, RT-AC51U, RT-AC68P, RT-N11P, RT-N12+, RT-N12E B1, RT-AC3200, RT-AC53U, RT-AC1750, RT-AC1900P, RT-N300, and RT-AC750 routers with firmware before 3.0.0.4.380.7378; RT-AC68W routers with firmware before 3.0.0.4.380.7266; and RT-N600, RT-N12+ B1, RT-N11P B1, RT-N12VP B1, RT-N12E C1, RT-N300 B1, and RT-N12+ Pro routers with firmware before 3.0.0.4.380.9488; and Asuswrt-Merlin firmware before 380.65_2 allows remote attackers to steal any active admin session by sending cgi_logout and asusrouter-Windows-IFTTT-1.0 in certain HTTP headers.

INFO

Published Date :

March 9, 2017, 9:59 a.m.

Last Modified :

April 20, 2025, 1:37 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2017-6549 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Asus rt-ac53_firmware
2 Asus rt-ac53
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.0 HIGH [email protected]
Public PoC/Exploit Available at Github

CVE-2017-6549 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-6549 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

👨🏽‍💻 Session steal a E1200 Linksys router

Ruby

Updated: 3 years, 6 months ago
1 stars 0 fork 0 watcher
Born at : June 2, 2019, 4:08 a.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-6549 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-6549 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/96938
    Added Reference https://asuswrt.lostrealm.ca/changelog
    Added Reference https://bierbaumer.net/security/asuswrt/#session-stealing
    Added Reference https://www.exploit-db.com/exploits/41572/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-254 CWE-287
  • CVE Modified by [email protected]

    Aug. 16, 2017

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/41572/ [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 06, 2017

    Action Type Old Value New Value
    Changed Description Session hijack vulnerability in httpd in ASUS ASUSWRT on RT-AC53 3.0.0.4.380.6038 devices allows remote attackers to steal any active admin session by sending cgi_logout and asusrouter-Windows-IFTTT-1.0 in certain HTTP headers. Session hijack vulnerability in httpd on ASUS RT-N56U, RT-N66U, RT-AC66U, RT-N66R, RT-AC66R, RT-AC68U, RT-AC68R, RT-N66W, RT-AC66W, RT-AC87R, RT-AC87U, RT-AC51U, RT-AC68P, RT-N11P, RT-N12+, RT-N12E B1, RT-AC3200, RT-AC53U, RT-AC1750, RT-AC1900P, RT-N300, and RT-AC750 routers with firmware before 3.0.0.4.380.7378; RT-AC68W routers with firmware before 3.0.0.4.380.7266; and RT-N600, RT-N12+ B1, RT-N11P B1, RT-N12VP B1, RT-N12E C1, RT-N300 B1, and RT-N12+ Pro routers with firmware before 3.0.0.4.380.9488; and Asuswrt-Merlin firmware before 380.65_2 allows remote attackers to steal any active admin session by sending cgi_logout and asusrouter-Windows-IFTTT-1.0 in certain HTTP headers.
    Added Reference https://asuswrt.lostrealm.ca/changelog [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 18, 2017

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/96938 [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 09, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://bierbaumer.net/security/asuswrt/#session-stealing No Types Assigned https://bierbaumer.net/security/asuswrt/#session-stealing Exploit, Third Party Advisory
    Added CWE CWE-254
    Added CPE Configuration AND OR *cpe:2.3:o:asus:rt-ac53_firmware:3.0.0.4.380.6038:*:*:*:*:*:*:* OR cpe:2.3:h:asus:rt-ac53:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 8.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 9.3
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

24.52 }} -4.80%

score

0.95865

percentile