CVE-2016-9774

Severity Score

7.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The postinst script in the tomcat6 package before 6.0.45+dfsg-1~deb7u4 on Debian wheezy, 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+deb7u8 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 obtain sensitive information or gain root privileges via a symlink attack on the Catalina localhost directory.

El script postinst en el paquete tomcat6 en versiones anteriores a 6.0.45+dfsg-1~deb7u4 en Debian wheezy, en versiones anteriores a 6.0.35-1ubuntu3.9 en Ubuntu 12.04 LTS y en Ubuntu 14.04 LTS; el paquete tomcat7 en versiones anteriores a 7.0.28-4+deb7u8 en Debian wheezy, en versiones anteriores a 7.0.56-3+deb8u6 en Debian jessie, en versiones anteriores a 7.0.52-1ubuntu0.8 en Ubuntu 14.04 LTS, y en Ubuntu 12.04 LTS, 16.04 LTS y 16.10; y el paquete tomcat8 en versiones anteriores a 8.0.14-1+deb8u5 en Debian jessie, en versiones anteriores a 8.0.32-1ubuntu1.3 en Ubuntu 16.04 LTS, en versiones anteriores a 8.0.37-1ubuntu0.1 en Ubuntu 16.10 y en versiones anteriores a 8.0.38-2ubuntu1 en Ubuntu 17.04 podrían permitir a usuarios locales con acceso a la cuenta tomcat obtener información sensible u obtener privilegios root a través de un ataque de enlace simbólico en el directorio localhost Catalina.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-12-02 CVE Reserved
2016-12-18 CVE Published
2023-03-08 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-59: Improper Link Resolution Before File Access ('Link Following')

CAPEC

References (9)

URL	Tag	Source
http://www.openwall.com/lists/oss-security/2016/12/02/10	Mailing List
http://www.openwall.com/lists/oss-security/2016/12/02/5	Mailing List
http://www.securityfocus.com/bid/94643	Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845393	Mailing List
https://security.netapp.com/advisory/ntap-20180731-0002	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://www.debian.org/security/2016/dsa-3738	2018-08-02
http://www.debian.org/security/2016/dsa-3739	2018-08-02
http://www.ubuntu.com/usn/USN-3177-1	2018-08-02
http://www.ubuntu.com/usn/USN-3177-2	2018-08-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				7.0 Search vendor "Debian" for product "Debian Linux" and version "7.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				16.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.10"		-		Affected
Apache Search vendor "Apache"		Tomcat Search vendor "Apache" for product "Tomcat"				6.0 Search vendor "Apache" for product "Tomcat" and version "6.0"		-		Affected
Apache Search vendor "Apache"		Tomcat Search vendor "Apache" for product "Tomcat"				7.0 Search vendor "Apache" for product "Tomcat" and version "7.0"		-		Affected
Apache Search vendor "Apache"		Tomcat Search vendor "Apache" for product "Tomcat"				8.0 Search vendor "Apache" for product "Tomcat" and version "8.0"		-		Affected