CVE-2016-9775 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

The postrm script in the tomcat6 package before 6.0.45+dfsg-1~deb7u3 on Debian wheezy, before 6.0.45+dfsg-1~deb8u1 on Debian jessie, before 6.0.35-1ubuntu3.9 on Ubuntu 12.04 LTS and on Ubuntu 14.04 LTS; the tomcat7 package before 7.0.28-4+deb7u7 on Debian wheezy, before 7.0.56-3+deb8u6 on Debian jessie, before 7.0.52-1ubuntu0.8 on Ubuntu 14.04 LTS, and on Ubuntu 12.04 LTS, 16.04 LTS, and 16.10; and the tomcat8 package before 8.0.14-1+deb8u5 on Debian jessie, before 8.0.32-1ubuntu1.3 on Ubuntu 16.04 LTS, before 8.0.37-1ubuntu0.1 on Ubuntu 16.10, and before 8.0.38-2ubuntu1 on Ubuntu 17.04 might allow local users with access to the tomcat account to gain root privileges via a setgid program in the Catalina directory, as demonstrated by /etc/tomcat8/Catalina/attack.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Debian	Debian Linux	7.0
Canonical	Ubuntu Linux	12.04
Apache	Tomcat	6.0

Related Weaknesses (CWE)

CWE-264

References

http://www.debian.org/security/2016/dsa-3738Third Party Advisory
http://www.debian.org/security/2016/dsa-3739Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/02/10Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/02/5Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/94643Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-3177-1Third Party Advisory
http://www.ubuntu.com/usn/USN-3177-2Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845385Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20180731-0002/
https://www.oracle.com/security-alerts/cpuApr2021.html
http://www.debian.org/security/2016/dsa-3738Third Party Advisory
http://www.debian.org/security/2016/dsa-3739Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/02/10Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/02/5Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/94643Third Party AdvisoryVDB Entry

FAQ

What is CVE-2016-9775?

CVE-2016-9775 is a vulnerability with a CVSS score of 7.8 (HIGH). The postrm script in the tomcat6 package before 6.0.45+dfsg-1~deb7u3 on Debian wheezy, before 6.0.45+dfsg-1~deb8u1 on Debian jessie, before 6.0.35-1ubuntu3.9 on Ubuntu 12.04 LTS and on Ubuntu 14.04 LT...

How severe is CVE-2016-9775?

CVE-2016-9775 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-9775?

Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Canonical Ubuntu Linux, Apache Tomcat.