Sun Solaris 1.0/1.0.1/1.1/1.1c /usr/5bin/su Search Path privileges management

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Sun Solaris 1.0/1.0.1/1.1/1.1c. This vulnerability affects unknown code of the file /usr/5bin/su. Performing a manipulation as part of Search Path results in privileges management. This vulnerability is known as CVE-1999-1318. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Sun Solaris 1.0/1.0.1/1.1/1.1c (Operating System). This affects an unknown functionality of the file /usr/5bin/su. The manipulation as part of a Search Path 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:

/usr/5bin/su in SunOS 4.1.3 and earlier uses a search path that includes the current working directory (.), which allows local users to gain privileges via Trojan horse programs.

The weakness was published 09/17/1993 as not defined advisory (Website). The advisory is shared at sunsolve.sun.com. This vulnerability is uniquely identified as CVE-1999-1318. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 2.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (7480). Similar entries are available at VDB-13668 and VDB-13667. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Sun SunOS 4.1.1/4.1.2/4.1.3/4.1.3c

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life (old version)

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Solaris 2.0

Timelineinfo

09/17/1993 🔍
09/17/1993 +0 days 🔍
06/17/2014 +7578 days 🔍
04/16/2026 +4321 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: sunsolve.sun.com⛔
Status: Confirmed

CVE: CVE-1999-1318 (🔍)
GCVE (CVE): GCVE-0-1999-1318
GCVE (VulDB): GCVE-100-13665
X-Force: 7480

See also: 🔍

Entryinfo

Created: 06/17/2014 12:50
Updated: 04/16/2026 05:15
Changes: 06/17/2014 12:50 (49), 01/13/2018 12:44 (6), 04/03/2025 06:11 (18), 04/16/2026 05:15 (1)
Complete: 🔍
Cache ID: 216::103

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

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