HP HP-UX 10.01/10.10/10.20/11.00 rpc.pcnfsd privileges management

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 9.4 | $0-$5k | 0.00 |
Summary
A vulnerability has been found in HP HP-UX 10.01/10.10/10.20/11.00 and classified as critical. The affected element is an unknown function of the file rpc.pcnfsd. Performing a manipulation results in privileges management. This vulnerability was named CVE-1999-0353. There is no available exploit. The affected component should be upgraded.
Details
A vulnerability, which was classified as very critical, was found in HP HP-UX 10.01/10.10/10.20/11.00 (Operating System). This affects an unknown part of the file rpc.pcnfsd. The manipulation with an unknown input 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:
rpc.pcnfsd in HP gives remote root access by changing the permissions on the main printer spool directory.
The weakness was presented 02/10/1999 as not defined advisory (Website). The advisory is shared at www1.itrc.hp.com. This vulnerability is uniquely identified as CVE-1999-0353. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/18/2026). MITRE ATT&CK project uses the attack technique T1068 for this issue.
The vulnerability scanner Nessus provides a plugin with the ID 17391 (HP-UX PHKL_15689 : s700_800 11.0 AutoFS support patch), which helps to determine the existence of the flaw in a target environment. It is assigned to the family HP-UX Local Security Checks and running in the context l.
Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the 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 (1699), Tenable (17391) and Vulnerability Center (SBV-5401†). Further details are available at ciac.org. If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.hp.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 9.8VulDB Meta Temp Score: 9.4
VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Privileges managementCWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 17391
Nessus Name: HP-UX PHKL_15689 : s700_800 11.0 AutoFS support patch
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Snort ID: 581
Snort Message: PROTOCOL-RPC portmap pcnfsd request UDP
Snort Class: 🔍
TippingPoint: 🔍
SourceFire IPS: 🔍
Timeline
08/05/1998 🔍02/08/1999 🔍
02/10/1999 🔍
02/10/1999 🔍
09/14/2004 🔍
03/18/2005 🔍
06/20/2014 🔍
04/18/2026 🔍
Sources
Vendor: hp.comAdvisory: www1.itrc.hp.com
Status: Confirmed
CVE: CVE-1999-0353 (🔍)
GCVE (CVE): GCVE-0-1999-0353
GCVE (VulDB): GCVE-100-14493
OVAL: 🔍
X-Force: 1699
Vulnerability Center: 5401 - Rpc.pcnfsd Allows Root Compromise, Critical
Misc.: 🔍
Entry
Created: 06/20/2014 16:38Updated: 04/18/2026 12:17
Changes: 06/20/2014 16:38 (70), 05/24/2019 21:25 (1), 04/18/2026 12:17 (18)
Complete: 🔍
Cache ID: 216::103
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