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CVE-2011-3607

Date: November 8, 2011

Integer overflow in the ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x through 2.2.21, when the mod_setenvif module is enabled, allows local users to gain privileges via a .htaccess file with a crafted SetEnvIf directive, in conjunction with a crafted HTTP request header, leading to a heap-based buffer overflow.

Language: C

Severity Score

4.9

Related Resources (53)

Url: https://bugzilla.redhat.com/show_bug.cgi?id=750935

Url: https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E

Url: https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E

Url: https://bugs.launchpad.net/ubuntu/+source/apache2/+bug/811422

Url: https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E

Url: http://marc.info/?l=bugtraq&m=133294460209056&w=2

Url: http://www.debian.org/security/2012/dsa-2405

Url: http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html

Url: https://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3E

Url: http://www.halfdog.net/Security/2011/ApacheModSetEnvIfIntegerOverflow/DemoExploit.html

Url: http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html

Url: https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E

Url: http://marc.info/?l=bugtraq&m=133494237717847&w=2

Url: https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E

Url: https://lists.apache.org/thread.html/r688df6f16f141e966a0a47f817e559312b3da27886f59116a94b273d%40%3Ccvs.httpd.apache.org%3E

Url: https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E

Url: https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3E

Url: https://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3E

Url: http://www.halfdog.net/Security/2011/ApacheModSetEnvIfIntegerOverflow/

Url: https://security-tracker.debian.org/tracker/CVE-2011-3607

Url: https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E

Url: http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041

Url: http://support.apple.com/kb/HT5501

Url: http://securitytracker.com/id?1026267

Url: https://lists.apache.org/thread.html/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%40%3Ccvs.httpd.apache.org%3E

Url: http://archives.neohapsis.com/archives/fulldisclosure/2011-11/0023.html

Url: https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2011-3607

Url: http://marc.info/?l=bugtraq&m=134987041210674&w=2

Url: https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E

Url: https://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3E

Url: https://access.redhat.com/security/cve/CVE-2011-3607

Url: http://rhn.redhat.com/errata/RHSA-2012-0128.html

Url: http://rhn.redhat.com/errata/RHSA-2012-0543.html

Url: https://lists.apache.org/thread.html/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%40%3Ccvs.httpd.apache.org%3E

Url: https://lists.apache.org/thread.html/r476d175be0aaf4a17680ef98c5153b4d336eaef76fb2224cc94c463a%40%3Ccvs.httpd.apache.org%3E

Url: http://www.osvdb.org/76744

Url: https://lists.apache.org/thread.html/r1d201e3da31a2c8aa870c8314623caef7debd74a13d0f25205e26f15%40%3Ccvs.httpd.apache.org%3E

Url: http://secunia.com/advisories/48551

Url: https://lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%40%3Ccvs.httpd.apache.org%3E

Url: http://rhn.redhat.com/errata/RHSA-2012-0542.html

Url: http://www.mandriva.com/security/advisories?name=MDVSA-2013:150

Url: https://lists.apache.org/thread.html/re2e23465bbdb17ffe109d21b4f192e6b58221cd7aa8797d530b4cd75%40%3Ccvs.httpd.apache.org%3E

Url: https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E

Url: http://www.securityfocus.com/bid/50494

Url: https://exchange.xforce.ibmcloud.com/vulnerabilities/71093

Url: http://secunia.com/advisories/45793

Url: http://www.mandriva.com/security/advisories?name=MDVSA-2012:003

Url: https://nvd.nist.gov/vuln/detail/CVE-2011-3607

Url: https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E

Url: http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.html

Url: http://www.fujitsu.com/global/support/software/security/products-f/interstage-201303e.html

Url: https://www.mend.io/vulnerability-database/CVE-2011-3607

Severity Score

4.9

Weakness Type (CWE)

Numeric Errors

CWE-189

CVSS v3.1

Base Score:	4.9
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	LOW

CVSS v2

Base Score:	4.4
Access Vector (AV):	LOCAL
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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