7.1
HIGH
CVE-2017-12778
qBittorrent Authentication Bypass
Description

The UI Lock feature in qBittorrent version 3.3.15 is vulnerable to Authentication Bypass, which allows Attack to gain unauthorized access to qBittorrent functions by tampering the affected flag value of the config file at the C:\Users\<username>\Roaming\qBittorrent pathname. The attacker must change the value of the "locked" attribute to "false" within the "Locking" stanza. NOTE: This is an intended behavior. See https://github.com/qbittorrent/qBittorrent/wiki/I-forgot-my-UI-lock-password

INFO

Published Date :

May 9, 2019, 5:29 p.m.

Last Modified :

Aug. 5, 2024, 7:15 p.m.

Remotely Exploitable :

No

Impact Score :

5.2

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2017-12778 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 Qbittorrent qbittorrent
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-2017-12778.

URL Resource
http://archive.is/eF2GR Exploit Third Party Advisory
https://github.com/qbittorrent/qBittorrent/wiki/I-forgot-my-UI-lock-password
https://medium.com/%40BaYinMin/cve-2017-12778-qbittorrent-ui-lock-authentication-bypass-30959ff55ada

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).

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

The following list is the news that have been mention CVE-2017-12778 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-12778 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]

    Aug. 05, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 17, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 11, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Mar. 21, 2024

    Action Type Old Value New Value
    Added Tag MITRE disputed
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Description ** DISPUTED ** The UI Lock feature in qBittorrent version 3.3.15 is vulnerable to Authentication Bypass, which allows Attack to gain unauthorized access to qBittorrent functions by tampering the affected flag value of the config file at the C:\Users\<username>\Roaming\qBittorrent pathname. The attacker must change the value of the "locked" attribute to "false" within the "Locking" stanza. NOTE: This is an intended behavior. See https://github.com/qbittorrent/qBittorrent/wiki/I-forgot-my-UI-lock-password. The UI Lock feature in qBittorrent version 3.3.15 is vulnerable to Authentication Bypass, which allows Attack to gain unauthorized access to qBittorrent functions by tampering the affected flag value of the config file at the C:\Users\<username>\Roaming\qBittorrent pathname. The attacker must change the value of the "locked" attribute to "false" within the "Locking" stanza. NOTE: This is an intended behavior. See https://github.com/qbittorrent/qBittorrent/wiki/I-forgot-my-UI-lock-password
    Added Reference MITRE https://medium.com/%40BaYinMin/cve-2017-12778-qbittorrent-ui-lock-authentication-bypass-30959ff55ada [No types assigned]
    Removed Reference MITRE https://medium.com/@BaYinMin/cve-2017-12778-qbittorrent-ui-lock-authentication-bypass-30959ff55ada
  • CVE Modified by [email protected]

    Jul. 02, 2019

    Action Type Old Value New Value
    Removed Reference http://qbittorrent.com [Product, Vendor Advisory]
    Added Reference https://github.com/qbittorrent/qBittorrent/wiki/I-forgot-my-UI-lock-password [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 10, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:P/I:P/A:N)
    Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type http://qbittorrent.com No Types Assigned http://qbittorrent.com Product, Vendor Advisory
    Changed Reference Type http://archive.is/eF2GR No Types Assigned http://archive.is/eF2GR Exploit, Third Party Advisory
    Changed Reference Type https://medium.com/@BaYinMin/cve-2017-12778-qbittorrent-ui-lock-authentication-bypass-30959ff55ada No Types Assigned https://medium.com/@BaYinMin/cve-2017-12778-qbittorrent-ui-lock-authentication-bypass-30959ff55ada Exploit, Third Party Advisory
    Added CWE CWE-287
    Added CPE Configuration OR *cpe:2.3:a:qbittorrent:qbittorrent:3.3.15:*:*:*:*:*:*:*
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-2017-12778 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.

0.07 }} 0.01%

score

0.29886

percentile

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