VDB-14133 · CVE-1999-0055 · ID 00172

Sun Solaris up to 2.6 libnsl memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.9	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Sun Solaris up to 2.6. It has been rated as problematic. This impacts an unknown function in the library libnsl. Performing a manipulation results in memory corruption. This vulnerability was named CVE-1999-0055. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Sun Solaris up to 2.6 (Operating System). This affects an unknown function in the library libnsl. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflows in Sun libnsl allow root access.

The weakness was presented 05/14/1998 as 00172 as not defined advisory (Website). The advisory is shared at sunsolve.sun.com. This vulnerability is uniquely identified as CVE-1999-0055. 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.

Upgrading eliminates this vulnerability.

Further details are available at www-1.ibm.com. See VDB-14136 for similar entry. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

IBM AIX 4.2/4.2.1/4.3/4.3.1/4.3.2
Sun Solaris up to 2.6

Productinfo

Type

Operating System

Vendor

Name

Solaris

Version

License

commercial

Support

end of life (old version)

Website

Vendor: https://www.oracle.com/sun/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.3
VulDB Temp Score: 8.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/14/1998 🔍
05/14/1998 +0 days 🔍
06/19/2014 +5880 days 🔍
04/17/2026 +4320 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: 00172⛔
Status: Confirmed

CVE: CVE-1999-0055 (🔍)
GCVE (CVE): GCVE-0-1999-0055
GCVE (VulDB): GCVE-100-14133
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 06/19/2014 15:23
Updated: 04/17/2026 11:58
Changes: 06/19/2014 15:23 (48), 05/19/2018 09:55 (6), 04/17/2026 11:58 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.