PT-2016-4663 · Apache+1 · Apache Tomcat+1

Dawid Golunski · Published 2016-09-15 · Updated 2023-02-06 · CVE-2016-1240

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions prior to 7.0.56-3+deb8u4 Apache Tomcat versions prior to 8.0.14-1+deb8u3 Apache Tomcat 6 versions prior to 6.0.35-1ubuntu3.8 Apache Tomcat 7 versions prior to 7.0.52-1ubuntu0.7 Apache Tomcat 8 versions prior to 8.0.32-1ubuntu1.2

Description The issue allows local users with access to the Tomcat account to gain root privileges via a symlink attack on the Catalina log file. This can be demonstrated by an attack on the /var/log/tomcat7/catalina.out file.

Recommendations For Apache Tomcat 6, update to version 6.0.35-1ubuntu3.8 or later. For Apache Tomcat 7 on Debian jessie, update to version 7.0.56-3+deb8u4 or later. For Apache Tomcat 7 on Ubuntu 14.04 LTS, update to version 7.0.52-1ubuntu0.7 or later. For Apache Tomcat 8 on Debian jessie, update to version 8.0.14-1+deb8u3 or later. For Apache Tomcat 8 on Ubuntu 16.04 LTS, update to version 8.0.32-1ubuntu1.2 or later.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2016-1240

DLA-622-1

DLA-623-1

DSA-3669-1

DSA-3670-1

RHSA-2017:0455

RHSA-2017:0456

USN-3081-1

USN-3081-2

Affected Products

Apache Tomcat

Ubuntu

References · 27

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/tomcat_ubuntu_log_init_priv_esc.rb · Exploit
• 🔥 https://exploit-db.com/exploits/40450 · Exploit
• https://osv.dev/vulnerability/DSA-3669-1 · Vendor Advisory
• https://security.gentoo.org/glsa/201705-09 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-1240 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2017:0455 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3081-2 · Vendor Advisory
• http://ubuntu.com/usn/USN-3081-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2016-1240 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3081-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-1240 · Security Note
• https://osv.dev/vulnerability/DSA-3670-1 · Vendor Advisory
• http://rhn.redhat.com/errata/RHSA-2017-0457.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-1240 · Security Note
• https://access.redhat.com/errata/RHSA-2017:0456 · Vendor Advisory