Knox Software Arkeia 4.0 rnavc/nlserverd Home memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Knox Software Arkeia 4.0 and classified as problematic. This affects an unknown function of the component rnavc/nlserverd. Such manipulation of the argument Home as part of Environment Variable leads to memory corruption. This vulnerability is listed as CVE-1999-1534. In addition, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Knox Software Arkeia 4.0. It has been rated as critical. Affected by this issue is an unknown code of the component rnavc/nlserverd. The manipulation of the argument HOME as part of a Environment Variable leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in (1) nlservd and (2) rnavc in Knox Software Arkeia backup product allows local users to obtain root access via a long HOME environmental variable.

The weakness was presented 09/23/1999 by Brock Tellier (Website). The advisory is available at securityfocus.com. This vulnerability is handled as CVE-1999-1534. The exploitation is known to be easy. Local access is required to approach this attack. No form of authentication is required for exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed in ANSI C. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 10018 (Knox Arkeia Backup Service Buffer Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (3322), Exploit-DB (19511), Tenable (10018), SecurityFocus (BID 661†) and Vulnerability Center (SBV-469†). See VDB-14862 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.4

VulDB Base Score: 9.3
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10018
Nessus Name: Knox Arkeia Backup Service Buffer Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/23/1999 🔍
09/23/1999 +0 days 🔍
09/23/1999 +0 days 🔍
09/26/1999 +3 days 🔍
09/28/1999 +2 days 🔍
12/22/2002 +1181 days 🔍
06/21/2014 +4199 days 🔍
09/29/2024 +3752 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Brock Tellier
Status: Not defined

CVE: CVE-1999-1534 (🔍)
GCVE (CVE): GCVE-0-1999-1534
GCVE (VulDB): GCVE-100-14858
X-Force: 3322
SecurityFocus: 661 - Arkiea Backup rnavc & nlserverd HOME Environment Variable Buffer Overflow Vulnerability
Vulnerability Center: 469 - Arkiea Backup rnavc \x26amp; nlserverd HOME Environment Variable Buffer Overflow Vulnerability, Medium

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

Entryinfo

Created: 06/22/2014 01:28
Updated: 09/29/2024 00:28
Changes: 06/22/2014 01:28 (67), 05/07/2019 06:48 (6), 09/29/2024 00:28 (17)
Complete: 🔍
Cache ID: 216:BA1:103

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

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