VDB-13858 · CVE-1999-0041 · XFDB 450

GNU C Library 5.0.9/5.2.18/5.3.12 Natural Language Service 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.
6.6	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in GNU C Library 5.0.9/5.2.18/5.3.12. This impacts an unknown function of the component Natural Language Service. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-1999-0041. The attack may be performed from remote. In addition, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in GNU C Library 5.0.9/5.2.18/5.3.12 (Software Library). It has been declared as critical. This vulnerability affects an unknown code block of the component Natural Language Service. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 02/13/1997. This vulnerability was named CVE-1999-0041. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (450), Exploit-DB (19551), SecurityFocus (BID 711†) and Vulnerability Center (SBV-559†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

Cray Unicos
Cray Unicos Max
GNU Libc
IBM AIX
Red Hat Linux
Slackware Linux

Productinfo

Type

Software Library

Vendor

Name

C Library

Version

License

open-source

Website

Vendor: https://www.gnu.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/13/1997 🔍
02/13/1997 +0 days 🔍
02/13/1997 +0 days 🔍
02/13/1997 +0 days 🔍
12/29/2002 +2145 days 🔍
06/17/2014 +4188 days 🔍
04/16/2026 +4321 days 🔍

Sourcesinfo

Vendor: gnu.org

Status: Confirmed

CVE: CVE-1999-0041 (🔍)
GCVE (CVE): GCVE-0-1999-0041
GCVE (VulDB): GCVE-100-13858
X-Force: 450
SecurityFocus: 711
Vulnerability Center: 559 - Multiple Vendor Natural Language Service (NLS) Vulnerability, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/18/2014 00:58
Updated: 04/16/2026 16:58
Changes: 06/18/2014 00:58 (53), 02/15/2019 13:53 (1), 06/23/2021 03:52 (3), 12/03/2024 20:25 (25), 04/16/2026 16:58 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.