SGI IRIX 6.5.21f/6.5.21m NFS privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

A vulnerability, which was classified as critical, was found in SGI IRIX 6.5.21f/6.5.21m (Operating System). Affected is an unknown code block of the component NFS. The manipulation with the input value /etc/exports 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. CVE summarizes:

NFS in SGI 6.5.21m and 6.5.21f does not perform access checks in certain configurations when an /etc/exports entry uses wildcards without any hostnames or groups, which could allow attackers to bypass intended restrictions.

The issue has been introduced in 08/01/2003. The weakness was presented 10/28/2003 (Website). The advisory is shared for download at patches.sgi.com. This vulnerability is traded as CVE-2003-0683 since 08/13/2003. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 88 days. During that time the estimated underground price was around $0-$5k.

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 vulnerability database at X-Force (13544).

Productinfo

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Version

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/01/2003 🔍
08/13/2003 +12 days 🔍
10/28/2003 +76 days 🔍
10/28/2003 +0 days 🔍
10/29/2003 +1 days 🔍
11/03/2003 +4 days 🔍
08/15/2014 +3938 days 🔍
04/11/2019 +1700 days 🔍

Sourcesinfo

Vendor: sgi.com

Advisory: patches.sgi.com
Status: Not defined

CVE: CVE-2003-0683 (🔍)
X-Force: 13544
SecurityFocus: 8921 - SGI IRIX NFS Exportfs Wildcard Entry Unauthorized Access Vulnerability
Secunia: 10095
OSVDB: 2734 - IRIX NFS Wildcard exportfs Access Check Bypass

Entryinfo

Created: 08/15/2014 16:00
Updated: 04/11/2019 16:09
Changes: 08/15/2014 16:00 (53), 04/11/2019 16:09 (6)
Complete: 🔍

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