MyEtherWallet: PIN bypass

Summary: MEW apk has improper rate limit. When we try to brute force the PIN, we are rate limited for 5 minutes after 5 or 6 attempt. In my testing I found that it was checking the device's local time so by changing it we can brute force the PIN. Steps To Reproduce: 1.Install MEW app from play...

Weblate: No rate Limit on Add new Translation Project

Attacker able to create unlimited Translation projects which lead to no more project name for the users who wanted to create new project on hosted.weblate.org Below is the POC video which ,you can go through Impact Other users cant use the project names there wanted and attacker can occupy space...

CVE-2021-22915

Nextcloud server before 19.0.11, 20.0.10, 21.0.2 is vulnerable to brute force attacks due to lack of inclusion of IPv6 subnets in rate-limiting considerations. This could potentially result in an attacker bypassing rate-limit controls such as the Nextcloud brute-force protection...

None in chatwoot/chatwoot

✍️ Description No rate limit on the login portal 🕵️‍♂️ Proof of Concept POC VIDEO: https://drive.google.com/file/d/1fmhVsm2tZ2r1yIGduAlTWFO52semP5z/view?usp=sharing Conclusion: It gives 401 error when an incorrect password It gives 200 when it got the correct password 💥 Impact Any attacker can able...

Courier: 2 Bypass of #1067533 rate limit via X-Forwarded-For<space>: Source IP on ( www.trycourier.app )

A vulnerability with AWS API Gateway was uncovered that allowed rate limiting to be bypassed when the X-Forwarded-For headed was manipulated a string added to the header key I was able to bypass the rate limit by adding extra space before the colon X-Forwarded-For: 127.0.0.1. The actual bug was i...

Reddit: No rate limit leads to spaming post

Vulnerability description not provided...

Reddit: No Rate Limit on redditgifts gift when Adding Comment

Hi team, I hope this report should not be closed as INFORMATIVE Summary: The add comment endpoint was improperly rate-limited so the potential attacker could post a large number of comments, overloading the server . Description: The add comment endpoint has a speed limit, but the number is set to...

Sifchain: No Rate Limit protection in user subscription form

Summary: Hello I found your form that user can subscribe for any update has no rate limit protection. Step to reproduce 1. Visit http://sifchain.finance and move to subscribe form and enter email 2. click on sign-up button. 3. use burpsuite to intercept the request and send to intruder. 4. Clear...

Valve: Buffer overrun in Steam SILK voice decoder

Vulnerability The SteamWorks SDK has a function available named DecompressVoice, which takes as input some compressed voice data, and returns the raw audio data. The format for the input voice data is as follows: 8 bytes - steamid 1 byte - payload type 2 bytes - payload size 4 bytes - CRC checksu...

Reddit: Missing rate limit in current password change settings leads to Account takeover

Summary: Happy Wednesday, I've found a missing rate limit protection in https://reddit.com and https://vip.reddit.com in password change settings. Enter the current password security mechanism is implemented to prevent the the cyber attackers not to change the password without knowing the current...

Discourse 2.7.0 - Rate Limit Bypass leads to 2FA Bypass Exploit

Exploit Title: Discourse 2.7.0 - Rate Limit Bypass leads to 2FA Bypass Exploit Author: Mesh3l911 Vendor Homepage: https://www.discourse.org/ Software Link:https://github.com/discourse/discourse Version: Discourse 2.7.0 CVE: CVE-2021-3138 import requests username = input"\n input ur username : "...

Discourse 2.7.0 2FA Bypass

Exploit Title: Discourse 2.7.0 - Rate Limit Bypass leads to 2FA Bypass Date: 14/01/2021 Exploit Author: Mesh3l911 Vendor Homepage: https://www.discourse.org/ Software Link:https://github.com/discourse/discourse Version: Discourse 2.7.0 CVE: CVE-2021-3138 import requests username = input"\n input ...

Discourse 2.7.0 - Rate Limit Bypass leads to 2FA Bypass

Exploit Title: Discourse 2.7.0 - Rate Limit Bypass leads to 2FA Bypass Date: 14/01/2021 Exploit Author: Mesh3l911 Vendor Homepage: https://www.discourse.org/ Software Link:https://github.com/discourse/discourse Version: Discourse 2.7.0 CVE: CVE-2021-3138 import requests username = input"\n input ...

UPchieve: No Rate Limit On Reset Password

welcome all : i found that no rate limit in reset password in ::: ==https://app.upchieve.org/resetpassword== Summary: No rate limit check on forgot password which can lead to mass mailing and spamming of users and possible employees A little bit about Rate Limit: A rate limiting algorithm is used...

Reddit: No Rate limit on change password leads to account takeover

Summary: I found when login and go to changing password, there is no rate limit on that function, which leads to takeover the account. Steps To Reproduce: 1-Create account on https://old.reddit.com & move to your setting,In my case I chose !23Qweasdzxc as the password. 2-Go to change password on...

MTN Group: Missing captcha and rate limit protection in help form

Hello One of your form that you are using to receive help message from users, lack captcha and its backend/server does not block massive request. The page is https://mtn.cm/fr/help/ Steps To Reproduce: 1. Visit https://mtn.cm/fr/help/ and fill all the field and submit. 2. Intercept the request wi...

Design/Logic Flaw

The unity-firefox-extension package could be tricked into dropping a C callback which was still in use, which Firefox would then free, causing Firefox to crash. This could be achieved by adding an action to the launcher and updating it with new callbacks until the libunity-webapps rate limit was...

CVE-2013-1055 Potential DoS through abuse of rate limit in libunity-webapps for Firefox

The unity-firefox-extension package could be tricked into dropping a C callback which was still in use, which Firefox would then free, causing Firefox to crash. This could be achieved by adding an action to the launcher and updating it with new callbacks until the libunity-webapps rate limit was...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...