httpd: Unexpected URL matching with 'MergeSlashes OFF'

A flaw was found in Apache httpd. A possible regression from an earlier security fix broke behavior of MergeSlashes. The highest threat from this vulnerability is to data integrity...

Open Redirect

clearance has open redirect vulnerability. An attacker is able to exploit the vulnerability by injecting the value of session:returnto with multiple leading slashes...

CVE-2021-23435

This affects the package clearance before 2.5.0. The vulnerability can be possible when users are able to set the value of session:returnto. If the value used for returnto contains multiple leading slashes /////example.com the user ends up being redirected to the external domain that comes after...

Open Redirect

Overview clearance is an authentication app for rails. Affected versions of this package are vulnerable to Open Redirect. The vulnerability can be possible when users are able to set the value of session:returnto. If the value used for returnto contains multiple leading slashes /////example.com t...

Improper access control

Serverless Offline 8.0.0 returns a 403 HTTP status code for a route that has a trailing / character, which might cause a developer to implement incorrect access control, because the actual behavior within the Amazon AWS environment is a 200 HTTP status code i.e., possibly greater than expected...

Apache Tomcat 9.0.0.M1 - Open Redirect

Exploit Title: Apache Tomcat 9.0.0.M1 - Open Redirect Date: 10/04/2018 Exploit Author: Central InfoSec Version: Apache Tomcat 9.0.0.M1 to 9.0.0.11, 8.5.0 to 8.5.33, and 7.0.23 to 7.0.90 CVE : CVE-2018-11784 Proof of Concept: Identify a subfolder within your application http://example.com/test/...

PYSEC-2021-337

This affects all versions of package Flask-User. When using the makesafeurl function, it is possible to bypass URL validation and redirect a user to an arbitrary URL by providing multiple back slashes such as /////evil.com/path or \\evil.com/path. This vulnerability is only exploitable if an...

OESA-2021-1246 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflowCVE-2021-26691 Apache HTTP Server versions 2.4.41 to 2.4.46 modproxyhtt...

Unexpected URL matching with 'MergeSlashes OFF'

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USN-4994-2 apache2 vulnerabilities

USN-4994-1 fixed several vulnerabilities in Apache. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Antonio Morales discovered that the Apache modauthdigest module incorrectly handled certain Digest nonces. A remote attacker coul...

USN-4994-1 apache2 vulnerabilities

Marc Stern discovered that the Apache modproxyhttp module incorrectly handled certain requests. A remote attacker could possibly use this issue to cause Apache to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS, Ubuntu 20.10, and Ubuntu 21.04. CVE-2020-13950...

Open Redirect

Overview Flask-User is a Customizable User Authorization & User Management: Register, Confirm, Login, Change username/password, Forgot password and more. Affected versions of this package are vulnerable to Open Redirect. When using the makesafeurl function, it is possible to bypass URL validation...

DEBIAN-CVE-2021-30641

Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'...

ALPINE-CVE-2021-30641

Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'...

AZL-6478 CVE-2021-30641 affecting package httpd for versions less than 2.4.46-10

Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'...

CVE-2021-29492

Envoy is a cloud-native edge/middle/service proxy. Envoy does not decode escaped slash sequences %2F and %5C in HTTP URL paths in versions 1.18.2 and before. A remote attacker may craft a path with escaped slashes, e.g. /something%2F..%2Fadmin, to bypass access control, e.g. a block on /admin. A...

Path traversal

Envoy is a cloud-native edge/middle/service proxy. Envoy does not decode escaped slash sequences %2F and %5C in HTTP URL paths in versions 1.18.2 and before. A remote attacker may craft a path with escaped slashes, e.g. /something%2F..%2Fadmin, to bypass access control, e.g. a block on /admin. A...

CVE-2021-31920

Istio before 1.8.6 and 1.9.x before 1.9.5 has a remotely exploitable vulnerability where an HTTP request path with multiple slashes or escaped slash characters %2F or %5C could potentially bypass an Istio authorization policy when path based authorization rules are used...

CVE-2021-23387

The package trailing-slash before 2.0.1 are vulnerable to Open Redirect via the use of trailing double slashes in the URL when accessing the vulnerable endpoint such as https://example.com//attacker.example/. The vulnerable code is in index.js::createTrailing, as the web server uses relative URLs...

trailing-slash 输入验证错误漏洞

trailing-slash is an application. Add or remove trailing slashes and redirect. A security vulnerability exists in versions of trailing-slash prior to 2.0.1, when accessing vulnerable endpoints, through the use of trailing double slashes in URLs...