Top-5 stupid security mistakes in web apps

In this blog entry, I will summarize some commonly overlooked issues which have been affecting many web projects for the last 5 years. All of them are obvious and super predictable and could be used be script kiddies as well as by fully automated scanners and internal security checks. Let’s go! 1...

Cross-Site Scripting

Overview Affected versions of yui are vulnerable to cross-site scripting in the uploader.swf and io.swf utilities, via script injection in the url. Recommendation YUI has published their recommendation to fix this issue. Their recommendation is to: - Delete self-hosted copies of these files if yo...

img.cdn.betclick.com XSS vulnerability

Vulnerable URL: http://img.cdn.betclick.com/img2/fr/creatives/generic/pokertonyparker/250x250.swf?clickTAG=javascript:alert%27Openbugbounty%27 Details: Description| Value ---|--- Patched:| No Latest check for patch:| 30.07.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed...

Serious Bug Exposes Sensitive Data From Millions Sites Sitting Behind CloudFlare

A severe security vulnerability has been discovered in the CloudFlare content delivery network that has caused big-name websites to expose private session keys and other sensitive data. CloudFlare, a content delivery network CDN and web security provider that helps optimize safety and performance...

CVE-2017-5393

The "mozAddonManager" allows for the installation of extensions from the CDN for addons.mozilla.org, a publicly accessible site. This could allow malicious extensions to install additional extensions from the CDN in combination with an XSS attack on Mozilla AMO sites. This vulnerability affects...

PT-2017-16479

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 51 Description The issue allows for the installation of extensions from the CDN for addons.mozilla.org, which is a publicly accessible site. This could potentially enable malicious extensions to install additional...

Facebook, Researcher at Odds Over Messenger Issue

Facebook is dismissing claims by a researcher who says multimedia content such as audio-based messages sent via its Facebook Messenger service can be intercepted by a third-party under certain conditions. On Tuesday, Mohamed Baset, a security analyst at ecommerce firm Linio México, published a...

cdn.ubc.ca XSS vulnerability

Vulnerable URL: https://cdn.ubc.ca/clf/globalutility/index.php?jsoncallback=prompt/OPENBUGBOUNTY/...

OLX: Directory Listing of all the resource files of olx.com.eg

By looking in the css of " olx.com.eg " i found that the logo src is linking to an external website https://olxegstatic-a.akamaihd.net/bd498cb-868/packed/img/2fc685b4081782d863b0c0c452ee54197b.png this was so normal until i simply changed the url to just https://olxegstatic-a.akamaihd.net/ I foun...

Android Qualcomm GPS/GNSS Man-In-The-Middle

Exploit for Android platform in category local exploits Summary Android devices can be crashed remotely forcing a halt and then a soft reboot by a MITM attacker manipulating assisted GPS/GNSS data provided by Qualcomm. This issue affects the open source code in AOSP and proprietary code in a Java...

Google Android - 'gpsOneXtra' Data Files Denial of Service

Original at: https://wwws.nightwatchcybersecurity.com/2016/10/04/advisory-cve-2016-5348-2/ Summary Android devices can be crashed remotely forcing a halt and then a soft reboot by a MITM attacker manipulating assisted GPS/GNSS data provided by Qualcomm. This issue affects the open source code in...

Android Qualcomm GPS/GNSS Man-In-The-Middle

Original at: https://wwws.nightwatchcybersecurity.com/2016/10/04/advisory-cve-2016-5348-2/ Summary Android devices can be crashed remotely forcing a halt and then a soft reboot by a MITM attacker manipulating assisted GPS/GNSS data provided by Qualcomm. This issue affects the open source code in...

Snapchat: Subdomain takeover on http://fastly.sc-cdn.net/

Hey team, I've found a snapchat cdn domain here which had a test instance of fastly setup but did not remove the dns record when the service was cancelled. This allowed me to create a Fastly instance to take it over. I've confirmed this is a snapchat property via Censys...

Forwarding Loop Attacks in Content Delivery Networks may result in denial of service

Overview Content Delivery Networks CDNs may in some scenarios be manipulated into a forwarding loop, which consumes server resources and causes a denial of service DoS on the network. Description CWE-400: Uncontrolled Resource Consumption 'Resource Exhaustion' Content Delivery Networks CDNs are...

Redirecting On the Edge

On the web, every second counts. Service engineers and operations teams are looking for ways to save milliseconds from web pages' load times. One of the simpler ways to squeeze better performance from web pages already using a Content Delivery Network CDN is to move the redirection responses from...

Vuvuzela - Private Messaging System That Hides Metadata

Vuvuzela is a messaging system that protects the privacy of message contents and message metadata. Users communicating through Vuvuzela do not reveal who they are talking to, even in the presence of powerful nation-state adversaries. Our SOSP 2015 paper explains the system, its threat model,...

PageFair Hack Serves Up Fake Flash Update to 500 Sites

More than 500 users of a free analytics service may have had their websites compromised over the weekend after a hacker was able to execute malicious JavaScript through the service. On Halloween night, an attacker was able to hijack a “key email account” at PageFair, an ad blocking analytics...

jsDelivr: Pretty Photo Dom XSS

Hi Team, Javascript for http://www.jsdelivr.com/!prettyphoto hosted on the website points to 3.1.5 which is vulnerable to DOMXSS the upstream released an update 3.1.6 7 days back still the CDN is serving vulnerable edition effectively making all the websites vulnerable to DoMXSS Details about the...

IIS the latest high-risk Vulnerability, CVE-2 0 1 5-1 6 3 5, AND MS15-0 3 4. THE POC and online detection of source-vulnerability warning-the black bar safety net

! HTTP. sys remote code execution vulnerability, CVE-2 0 1 5-1 6 3 5, AND MS15-0 3 4. the A remote code execution vulnerability exists in the HTTP Protocol stack HTTP.sys, when the HTTP.sys not correct parsing specially crafted HTTP request to cause this vulnerability. Successful exploitation of...

HTTPS Opens Door to Paid Pinterest Bug Bounty

Pinterest’s journey toward becoming a fully HTTPS website opened a lot of doors, including a potentially profitable one for hackers. The social networking site this week announced that it would begin paying cash rewards through its bug bounty program, upping the stakes from the T-shirt it...