CVE-2020-5216 Limited header injection when using dynamic overrides with user input in RubyGems secure_headers

In Secure Headers RubyGem secureheaders, a directive injection vulnerability is present in versions before 3.9.0, 5.2.0, and 6.3.0. If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a newline could be injected leading to limited header injection. Upon seeing a...

GHSA-W978-RMPF-QMWG Limited header injection when using dynamic overrides with user input in RubyGems secure_headers

Impact If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a newline could be injected leading to limited header injection. Upon seeing a newline in the header, rails will silently create a new Content-Security-Policy header with the remaining value of the...

Limited header injection when using dynamic overrides with user input in RubyGems secure_headers

Impact If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a newline could be injected leading to limited header injection. Upon seeing a newline in the header, rails will silently create a new Content-Security-Policy header with the remaining value of the...

CVE-2020-5217

In Secure Headers RubyGem secureheaders, a directive injection vulnerability is present in versions before 3.8.0, 5.1.0, and 6.2.0. If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a semicolon could be injected leading to directive injection. This could be us...

secure_headers directive injection using semicolon

If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a semicolon could be injected leading to directive injection. This could be used to e.g. override a script-src directive. Duplicate directives are ignored and the first one wins. The directives in secureheaders...

secure_headers header injection due to newline

If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a newline could be injected leading to limited header injection. Upon seeing a newline in the header, rails will silently create a new Content-Security-Policy header with the remaining value of the original...

h1-ctf: [h1-415 2020] @_bayotop h1-415-ctf writeup

TL;DR: Thanks for the challenge! 1. Abusing account recovery via QR codes to get access to [email protected]. 2. Blind XSS in /support/review/ including CSP bypass. 3. Missing input sanitization on name parameter when POSTing to /support/review/. 4. Access to remote debugging port on local...

Ubuntu 16.04 LTS / 18.04 LTS : Firefox vulnerabilities (USN-4234-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4234-1 advisory. Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could...

USN-4234-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass Content Security Policy CSP restrictions, conduct cross-site...

USN-4234-1 firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass Content Security Policy CSP restrictions, conduct cross-site...

CVE-2019-17020

If an XML file is served with a Content Security Policy and the XML file includes an XSL stylesheet, the Content Security Policy will not be applied to the contents of the XSL stylesheet. If the XSL sheet e.g. includes JavaScript, it would bypass any of the restrictions of the Content Security...

CVE-2019-17020

If an XML file is served with a Content Security Policy and the XML file includes an XSL stylesheet, the Content Security Policy will not be applied to the contents of the XSL stylesheet. If the XSL sheet e.g. includes JavaScript, it would bypass any of the restrictions of the Content Security...

CVE-2019-17001

A Content-Security-Policy that blocks in-line scripts could be bypassed using an object tag to execute JavaScript in the protected document cross-site scripting. This is a separate bypass from CVE-2019-17000.Note: This flaw only affected Firefox 69 and was not present in earlier versions.. This...

CVE-2019-17002

If upgrade-insecure-requests was specified in the Content Security Policy, and a link was dragged and dropped from that page, the link was not upgraded to https. This vulnerability affects Firefox 70...

CVE-2019-17001

A Content-Security-Policy that blocks in-line scripts could be bypassed using an object tag to execute JavaScript in the protected document cross-site scripting. This is a separate bypass from CVE-2019-17000.Note: This flaw only affected Firefox 69 and was not present in earlier versions.. This...

CVE-2019-17002

If upgrade-insecure-requests was specified in the Content Security Policy, and a link was dragged and dropped from that page, the link was not upgraded to https. This vulnerability affects Firefox 70...

UBUNTU-CVE-2019-17020

If an XML file is served with a Content Security Policy and the XML file includes an XSL stylesheet, the Content Security Policy will not be applied to the contents of the XSL stylesheet. If the XSL sheet e.g. includes JavaScript, it would bypass any of the restrictions of the Content Security...

Design/Logic Flaw

If an XML file is served with a Content Security Policy and the XML file includes an XSL stylesheet, the Content Security Policy will not be applied to the contents of the XSL stylesheet. If the XSL sheet e.g. includes JavaScript, it would bypass any of the restrictions of the Content Security...

CVE-2019-17020

If an XML file is served with a Content Security Policy and the XML file includes an XSL stylesheet, the Content Security Policy will not be applied to the contents of the XSL stylesheet. If the XSL sheet e.g. includes JavaScript, it would bypass any of the restrictions of the Content Security...

CVE-2019-17001

A Content-Security-Policy that blocks in-line scripts could be bypassed using an object tag to execute JavaScript in the protected document cross-site scripting. This is a separate bypass from CVE-2019-17000.Note: This flaw only affected Firefox 69 and was not present in earlier versions.. This...