XFree86 X11r6 4.1.0/4.2.0 libx11.so LD_PRELOAD privileges management

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in XFree86 X11r6 4.1.0/4.2.0. It has been classified as problematic. Affected is an unknown function of the file libx11.so. Performing a manipulation of the argument LD_PRELOAD as part of Environment Variable results in privileges management. This vulnerability is identified as CVE-2002-1472. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in XFree86 X11r6 4.1.0/4.2.0. This affects an unknown code block of the file libx11.so. The manipulation of the argument LD_PRELOAD as part of a Environment Variable leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Untrusted search path vulnerability in libX11.so in xfree86, when used in setuid or setgid programs, allows local users to gain root privileges via a modified LD_PRELOAD environment variable that points to a malicious module.

The weakness was released 09/18/2002 with SuSE (Website). It is possible to read the advisory at distro.conectiva.com.br. This vulnerability is uniquely identified as CVE-2002-1472. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (10137), SecurityFocus (BID 5735†) and OSVDB (11922†). Entry connected to this vulnerability is available at VDB-20153. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

XFree86

Name

X11r6

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.4
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/18/2002 🔍
09/18/2002 +0 days 🔍
03/03/2003 +166 days 🔍
04/09/2004 +402 days 🔍
08/07/2014 +3772 days 🔍
06/13/2018 +1406 days 🔍

Sourcesinfo

Advisory: distro.conectiva.com.br
Organization: SuSE
Status: Not defined

CVE: CVE-2002-1472 (🔍)
GCVE (CVE): GCVE-0-2002-1472
GCVE (VulDB): GCVE-100-20151
X-Force: 10137
SecurityFocus: 5735 - XFree86 libX11.so Local Privilege Escalation Vulnerability
OSVDB: 11922 - XFree86 libX11.so LD_PRELOAD Privilege Escalation

See also: 🔍

Entryinfo

Created: 08/07/2014 18:02
Updated: 06/13/2018 09:18
Changes: 08/07/2014 18:02 (47), 06/13/2018 09:18 (10)
Complete: 🔍
Cache ID: 216::103