Rational Software ClearCase 3.2 Plus/4.0/4.1/4.2 db_loader TERM memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Rational Software ClearCase 3.2 Plus/4.0/4.1/4.2 and classified as problematic. This vulnerability affects unknown code of the component db_loader. This manipulation of the argument TERM as part of Environment Variable causes memory corruption. This vulnerability appears as CVE-2001-0855. In addition, an exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Rational Software ClearCase 3.2 Plus/4.0/4.1/4.2. Affected by this vulnerability is an unknown part of the component db_loader. The manipulation of the argument TERM as part of a Environment Variable leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in db_loader in ClearCase 4.2 and earlier allows local users to gain root privileges via a long TERM environment variable.

The weakness was presented 12/06/2001 by xfocus as not defined posting (Bugtraq). The advisory is shared at marc.theaimsgroup.com. This vulnerability is known as CVE-2001-0855. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The commercial vulnerability scanner Qualys is able to test this issue with plugin 19020 (Rational ClearCase DB Loader TERM Environment Variable Buffer Overflow Vulnerability).

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 (7488), Exploit-DB (21150), SecurityFocus (BID 3523†) and Vulnerability Center (SBV-3890†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.4

VulDB Base Score: 9.3
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/09/2001 🔍
11/09/2001 +0 days 🔍
12/06/2001 +27 days 🔍
12/06/2001 +0 days 🔍
03/01/2004 +816 days 🔍
07/10/2014 +3783 days 🔍
10/02/2025 +4102 days 🔍

Sourcesinfo

Advisory: marc.theaimsgroup.com
Researcher: xfocus
Status: Not defined

CVE: CVE-2001-0855 (🔍)
GCVE (CVE): GCVE-0-2001-0855
GCVE (VulDB): GCVE-100-17713
X-Force: 7488
SecurityFocus: 3523 - Rational ClearCase DB Loader TERM Environment Variable Buffer Overflow Vulnerability
Vulnerability Center: 3890 - Buffer Overflow in ClearCase db_loader Enables Unauthorized Root Privileges, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/10/2014 23:31
Updated: 10/02/2025 19:50
Changes: 07/10/2014 23:31 (59), 05/20/2019 11:19 (5), 01/13/2025 13:05 (21), 10/02/2025 19:50 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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