CVE-2011-3639 SUSE CVE security@suse.de SUSE Security Team SUSE CVE-2011-3639 Interim 1 13 2025-11-05T05:44:47Z current 2021-05-30T12:59:59Z 2025-11-05T05:44:47Z cve-database/bin/generate-cvrf-cve.pl 2020-12-27T01:00:00Z CVE-2011-3639 The mod_proxy module in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x before 2.2.18, when the Revision 1179239 patch is in place, does not properly interact with use of (1) RewriteRule and (2) ProxyPassMatch pattern matches for configuration of a reverse proxy, which allows remote attackers to send requests to intranet servers by using the HTTP/0.9 protocol with a malformed URI containing an initial @ (at sign) character. NOTE: this vulnerability exists because of an incomplete fix for CVE-2011-3368. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). https://www.suse.com/support/security/rating/ SUSE Security Ratings SUSE Linux Enterprise Software Development Kit 11 SP4 SUSE Linux Enterprise Server 11 SP1-TERADATA SUSE Linux Enterprise Server 11 SP2 SUSE Linux Enterprise Server 11 SP3 SUSE Linux Enterprise Server 11 SP4 SUSE Linux Enterprise Software Development Kit 11 SP4 SUSE Linux Enterprise Software Development Kit 11 SP4 apache2-2.2.12-1.28.1 apache2-2.2.12-1.38.2 apache2-2.2.12-1.51.52.1 apache2-devel-2.2.12-1.51.52.1 apache2-doc-2.2.12-1.28.1 apache2-doc-2.2.12-1.38.2 apache2-doc-2.2.12-1.51.52.1 apache2-example-pages-2.2.12-1.28.1 apache2-example-pages-2.2.12-1.38.2 apache2-example-pages-2.2.12-1.51.52.1 apache2-prefork-2.2.12-1.28.1 apache2-prefork-2.2.12-1.38.2 apache2-prefork-2.2.12-1.51.52.1 apache2-utils-2.2.12-1.28.1 apache2-utils-2.2.12-1.38.2 apache2-utils-2.2.12-1.51.52.1 apache2-worker-2.2.12-1.28.1 apache2-worker-2.2.12-1.38.2 apache2-worker-2.2.12-1.51.52.1 apache2-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP1-TERADATA apache2-doc-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP1-TERADATA apache2-example-pages-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP1-TERADATA apache2-prefork-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP1-TERADATA apache2-utils-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP1-TERADATA apache2-worker-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP1-TERADATA apache2-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP2 apache2-doc-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP2 apache2-example-pages-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP2 apache2-prefork-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP2 apache2-utils-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP2 apache2-worker-2.2.12-1.28.1 as a component of SUSE Linux Enterprise Server 11 SP2 apache2-2.2.12-1.38.2 as a component of SUSE Linux Enterprise Server 11 SP3 apache2-doc-2.2.12-1.38.2 as a component of SUSE Linux Enterprise Server 11 SP3 apache2-example-pages-2.2.12-1.38.2 as a component of SUSE Linux Enterprise Server 11 SP3 apache2-prefork-2.2.12-1.38.2 as a component of SUSE Linux Enterprise Server 11 SP3 apache2-utils-2.2.12-1.38.2 as a component of SUSE Linux Enterprise Server 11 SP3 apache2-worker-2.2.12-1.38.2 as a component of SUSE Linux Enterprise Server 11 SP3 apache2-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Server 11 SP4 apache2-doc-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Server 11 SP4 apache2-example-pages-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Server 11 SP4 apache2-prefork-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Server 11 SP4 apache2-utils-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Server 11 SP4 apache2-worker-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Server 11 SP4 apache2-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Software Development Kit 11 SP4 apache2-devel-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Software Development Kit 11 SP4 apache2-doc-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Software Development Kit 11 SP4 apache2-example-pages-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Software Development Kit 11 SP4 apache2-prefork-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Software Development Kit 11 SP4 apache2-utils-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Software Development Kit 11 SP4 apache2-worker-2.2.12-1.51.52.1 as a component of SUSE Linux Enterprise Software Development Kit 11 SP4 The mod_proxy module in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x before 2.2.18, when the Revision 1179239 patch is in place, does not properly interact with use of (1) RewriteRule and (2) ProxyPassMatch pattern matches for configuration of a reverse proxy, which allows remote attackers to send requests to intranet servers by using the HTTP/0.9 protocol with a malformed URI containing an initial @ (at sign) character. NOTE: this vulnerability exists because of an incomplete fix for CVE-2011-3368. CVE-2011-3639 SUSE Linux Enterprise Server 11 SP1-TERADATA:apache2-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP1-TERADATA:apache2-doc-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP1-TERADATA:apache2-example-pages-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP1-TERADATA:apache2-prefork-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP1-TERADATA:apache2-utils-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP1-TERADATA:apache2-worker-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP2:apache2-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP2:apache2-doc-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP2:apache2-example-pages-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP2:apache2-prefork-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP2:apache2-utils-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP2:apache2-worker-2.2.12-1.28.1 SUSE Linux Enterprise Server 11 SP3:apache2-2.2.12-1.38.2 SUSE Linux Enterprise Server 11 SP3:apache2-doc-2.2.12-1.38.2 SUSE Linux Enterprise Server 11 SP3:apache2-example-pages-2.2.12-1.38.2 SUSE Linux Enterprise Server 11 SP3:apache2-prefork-2.2.12-1.38.2 SUSE Linux Enterprise Server 11 SP3:apache2-utils-2.2.12-1.38.2 SUSE Linux Enterprise Server 11 SP3:apache2-worker-2.2.12-1.38.2 SUSE Linux Enterprise Server 11 SP4:apache2-2.2.12-1.51.52.1 SUSE Linux Enterprise Server 11 SP4:apache2-doc-2.2.12-1.51.52.1 SUSE Linux Enterprise Server 11 SP4:apache2-example-pages-2.2.12-1.51.52.1 SUSE Linux Enterprise Server 11 SP4:apache2-prefork-2.2.12-1.51.52.1 SUSE Linux Enterprise Server 11 SP4:apache2-utils-2.2.12-1.51.52.1 SUSE Linux Enterprise Server 11 SP4:apache2-worker-2.2.12-1.51.52.1 SUSE Linux Enterprise Software Development Kit 11 SP4:apache2-2.2.12-1.51.52.1 SUSE Linux Enterprise Software Development Kit 11 SP4:apache2-devel-2.2.12-1.51.52.1 SUSE Linux Enterprise Software Development Kit 11 SP4:apache2-doc-2.2.12-1.51.52.1 SUSE Linux Enterprise Software Development Kit 11 SP4:apache2-example-pages-2.2.12-1.51.52.1 SUSE Linux Enterprise Software Development Kit 11 SP4:apache2-prefork-2.2.12-1.51.52.1 SUSE Linux Enterprise Software Development Kit 11 SP4:apache2-utils-2.2.12-1.51.52.1 SUSE Linux Enterprise Software Development Kit 11 SP4:apache2-worker-2.2.12-1.51.52.1 moderate 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N