SCO UnixWare 7.0/7.0.1/7.1/7.1.1 uidadmin race condition

CVSS Meta Temp Score
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CTI Interest Score
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8.8$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in SCO UnixWare 7.0/7.0.1/7.1/7.1.1. This affects an unknown function of the component uidadmin. This manipulation causes race condition. This vulnerability is registered as CVE-1999-0836. Furthermore, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in SCO UnixWare 7.0/7.0.1/7.1/7.1.1 (Operating System). Affected by this vulnerability is some unknown functionality of the component uidadmin. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

UnixWare uidadmin allows local users to modify arbitrary files via a symlink attack.

The weakness was published 12/02/1998 by Brock Tellier as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-1999-0836. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed in Perl. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (19654) and SecurityFocus (BID 842†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 9.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/02/1998 🔍
12/02/1998 +0 days 🔍
12/02/1998 +0 days 🔍
06/19/2014 +5678 days 🔍
12/25/2024 +3842 days 🔍

Sourcesinfo

Vendor: sco.com

Advisory: securityfocus.com⛔
Researcher: Brock Tellier
Status: Confirmed

CVE: CVE-1999-0836 (🔍)
GCVE (CVE): GCVE-0-1999-0836
GCVE (VulDB): GCVE-100-14275
SecurityFocus: 842 - SCO UnixWare 'uidadmin' Vulnerability

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

Entryinfo

Created: 06/19/2014 22:53
Updated: 12/25/2024 01:58
Changes: 06/19/2014 22:53 (50), 05/20/2018 10:33 (7), 12/25/2024 01:58 (19)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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