Sun Solaris 2.4/2.5 pcnfsd RPC Call privileges management

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Sun Solaris 2.4/2.5. This vulnerability affects unknown code of the component pcnfsd. Performing a manipulation as part of RPC Call results in privileges management. This vulnerability is identified as CVE-1999-0078. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Sun Solaris 2.4/2.5 (Operating System). It has been classified as problematic. This affects an unknown code of the component pcnfsd. The manipulation as part of a RPC Call 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. The summary by CVE is:

pcnfsd (aka rpc.pcnfsd) allows local users to change file permissions, or execute arbitrary commands through arguments in the RPC call.

The weakness was released 04/18/1996. This vulnerability is uniquely identified as CVE-1999-0078. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 581. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 625.

The vulnerability is also documented in the databases at X-Force (415), SecurityFocus (BID 5378†) and Vulnerability Center (SBV-650†). Entry connected to this vulnerability is available at VDB-13732. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Sun Solaris 2.4/2.5/4.0
  • IBM AIX 3.2/4.1/4.2

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: 4.0
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
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: 🔍
Snort ID: 581
Snort Message: PROTOCOL-RPC portmap pcnfsd request UDP
Snort Class: 🔍
TippingPoint: 🔍
SourceFire IPS: 🔍
ISS Proventia IPS: 🔍

Timelineinfo

04/18/1996 🔍
04/18/1996 +0 days 🔍
04/18/1996 +0 days 🔍
04/18/1996 +0 days 🔍
01/06/2003 +2454 days 🔍
06/17/2014 +4180 days 🔍
04/16/2026 +4321 days 🔍

Sourcesinfo

Vendor: oracle.com

Status: Confirmed

CVE: CVE-1999-0078 (🔍)
GCVE (CVE): GCVE-0-1999-0078
GCVE (VulDB): GCVE-100-13731
X-Force: 415
SecurityFocus: 5378 - Multiple Vendor PCNFSD Remote Command Execution Vulnerability
Vulnerability Center: 650 - RPC.pcnfsd Allows Local File Permission Elevation, Critical

See also: 🔍

Entryinfo

Created: 06/17/2014 17:00
Updated: 04/16/2026 08:14
Changes: 06/17/2014 17:00 (65), 05/08/2019 06:30 (2), 04/03/2025 12:42 (18), 04/16/2026 08:14 (1)
Complete: 🔍
Cache ID: 216::103

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

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