8.8
HIGH
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 :

Oct. 3, 2019, 12:03 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
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.

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
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-6549.

URL Resource
http://www.securityfocus.com/bid/96938
https://asuswrt.lostrealm.ca/changelog
https://bierbaumer.net/security/asuswrt/#session-stealing Exploit Third Party Advisory
https://www.exploit-db.com/exploits/41572/

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: 2 years, 9 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 [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.
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:

Exploit Prediction

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

50.49 }} -11.02%

score

0.97575

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability