Authentication flaw

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when FORM authentication is used, allows remote attackers to enumerate valid usernames via requests to /jsecuritycheck with malformed URL encoding of passwords, related to improper error checking in the 1...

CVE-2009-0580

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when FORM authentication is used, allows remote attackers to enumerate valid usernames via requests to /jsecuritycheck with malformed URL encoding of passwords, related to improper error checking in the 1...

CVE-2009-0580

CVE-2009-0580 affects Apache Tomcat 4.1.0–4.1.39, 5.5.0–5.5.27, and 6.0.0–6.0.18 when FORM authentication is used. A remote attacker can enumerate valid usernames by sending requests to /j_security_check with malformed URL encoding of the password, due to improper error checking in the MemoryReal...

CVE-2009-0033

CVE-2009-0033 affects Apache Tomcat 4.1.0–4.1.39, 5.5.0–5.5.27, and 6.0.0–6.0.18 when using the Java AJP connector with mod_jk load balancing. A crafted request with invalid headers can cause a denial of service by temporarily blocking connectors that have encountered errors, as demonstrated by a...

CVE-2009-0033

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when the Java AJP connector and modjk load balancing are used, allows remote attackers to cause a denial of service application outage via a crafted request with invalid headers, related to temporary blocking of...

CVE-2009-0783

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18 permits web applications to replace an XML parser used for other web applications, which allows local users to read or modify the 1 web.xml, 2 context.xml, or 3 tld files of arbitrary web applications via a crafted...

CVE-2009-0783

CVE-2009-0783 affects multiple Apache Tomcat lines (4.1.0–4.1.39, 5.5.0–5.5.27, 6.0.0–6.0.18). The issue allows a local attacker to replace the XML parser used by web applications, enabling reading or modification of other applications’ files such as (1) web.xml, (2) context.xml, or (3) tld files...

[SECURITY] CVE-2009-0580 UPDATED Apache Tomcat User enumeration vulnerability with FORM authentication

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Updated to clarify affected versions as they vary for each affected Realm. CVE-2009-0580: Tomcat information disclosure vulnerability Severity: Low Vendor: The Apache Software Foundation Versions Affected: MemoryRealm: Tomcat 4.1.0 to 4.1.39 Tomcat...

CVE-2009-0580

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when FORM authentication is used, allows remote attackers to enumerate valid usernames via requests to /jsecuritycheck with malformed URL encoding of passwords, related to improper error checking in the 1...

CVE-2009-0033

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when the Java AJP connector and modjk load balancing are used, allows remote attackers to cause a denial of service application outage via a crafted request with invalid headers, related to temporary blocking of...

Apache Tomcat表单认证用户名枚举漏洞

BUGTRAQ ID: 35196 CVECAN ID: CVE-2009-0580 Apache Tomcat是一个流行的开放源码的JSP应用服务器程序。 由于某些认证类中的不充分错误检查，如果远程攻击者向Tomcat服务器提交了非法URL编码的口令就可能通过返回判断是否存在所请求的用户名。如果基于表单的认证（jsecuritycheck）使用了任意以下认证域就可以执行这种攻击： MemoryRealm DataSourceRealm JDBCRealm Apache Group Tomcat 6.0.x Apache Group Tomcat 5.5.x Apache Group...

[SECURITY] CVE-2009-0033 Apache Tomcat DoS when using Java AJP connector

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 CVE-2009-0033: Apache Tomcat denial of service vulnerability Severity: important Vendor: The Apache Software Foundation Versions Affected: Tomcat 6.0.0 to 6.0.18 Tomcat 5.5.0 to 5.5.27 Tomcat 4.1.0 to 4.1.39 The unsupported Tomcat 3.x, 4.0.x and 5.0.x...

[SECURITY] CVE-2009-0783 Apache Tomcat Information disclosure

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 CVE-2009-0783: Apache Tomcat information disclosure vulnerability Severity: low Vendor: The Apache Software Foundation Versions Affected: Tomcat 6.0.0 to 6.0.18 Tomcat 5.5.0 to 5.5.27 Tomcat 4.1.0 to 4.1.39 The unsupported Tomcat 3.x, 4.0.x and 5.0.x...

[SECURITY] CVE-2009-0580 Apache Tomcat User enumeration vulnerability with FORM authentication

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 CVE-2009-0580: Tomcat information disclosure vulnerability Severity: Low Vendor: The Apache Software Foundation Versions Affected: Tomcat 4.1.0 to 4.1.39 Tomcat 5.5.0 to 5.5.27 Tomcat 6.0.0 to 6.0.18 The unsupported Tomcat 3.x, 4.0.x and 5.0.x version...

CVE-2009-0783

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18 permits web applications to replace an XML parser used for other web applications, which allows local users to read or modify the 1 web.xml, 2 context.xml, or 3 tld files of arbitrary web applications via a crafted...

Apache Tomcat Java AJP连接器无效头拒绝服务漏洞

BUGTRAQ ID: 35193 CVECAN ID: CVE-2009-0033 Apache Tomcat是一个流行的开放源码的JSP应用服务器程序。 如果Tomcat通过Java AJP连接器接收到了带有无效头的请求，就会关闭AJP连接器而不是返回错误。在这个连接器是modjk负载均衡worker成员的情况下，这个成员就会进入出错状态，在大约一分钟的时间内无法使用。 Apache Group Tomcat 6.0.x Apache Group Tomcat 5.5.x Apache Group Tomcat 4.1.x 厂商补丁： Apache Group -----------...

Apache Tomcat 6.0.18 - Form Authentication ExistingNon-Existing Username Enumeration

Apache Tomcat 6.0.18 - Form Authentication ExistingNon-Existing Username Enumeration source: https://www.securityfocus.com/bid/35196/info Apache Tomcat is prone to a username-enumeration weakness because it displays different responses to login attempts, depending on whether or not the username...

Apache Tomcat 6.0.18 - Form Authentication Existing/Non-Existing 'Username' Enumeration

source: https://www.securityfocus.com/bid/35196/info Apache Tomcat is prone to a username-enumeration weakness because it displays different responses to login attempts, depending on whether or not the username exists. Attackers may exploit this weakness to discern valid usernames. This may aid...

PT-2009-2745 · Apache +2 · Apache Tomcat +2

Name of the Vulnerable Software and Affected Versions: Apache Tomcat versions 4.1.0 through 4.1.39 Apache Tomcat versions 5.5.0 through 5.5.27 Apache Tomcat versions 6.0.0 through 6.0.18 Description: The issue allows remote attackers to cause a denial of service, resulting in an application outag...

PT-2009-3394 · Apache +2 · Apache Tomcat +2

Name of the Vulnerable Software and Affected Versions: Apache Tomcat versions 4.1.0 through 4.1.39 Apache Tomcat versions 5.5.0 through 5.5.27 Apache Tomcat versions 6.0.0 through 6.0.18 Description: The issue allows local users to read or modify the web.xml, context.xml, or tld files of arbitrar...