BrightStor BrightStor ARCserve Backup r11.5 tapeeng.exe memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

A vulnerability, which was classified as critical, was found in BrightStor BrightStor ARCserve Backup r11.5 (Backup Software). This affects an unknown code block in the library tapeutil.dll of the file tapeeng.exe. 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:

Multiple buffer overflows in Computer Associates (CA) BrightStor ARCserve Backup R11.5 Server before SP2 allows remote attackers to execute arbitrary code in the Tape Engine (tapeeng.exe) via a crafted RPC request with (1) opnum 38, which is not properly handled in TAPEUTIL.dll 11.5.3884.0, or (2) opnum 37, which is not properly handled in TAPEENG.dll 11.5.3884.0.

The bug was discovered 12/08/2006. The weakness was released 12/31/2006 by Tenable Network Security with Tenable Network Security as not defined posting (Bugtraq). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2006-6917 since 01/11/2007. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 24015 (CA BrightStor ARCserve Backup Multiple Vulnerabilities (QO84983)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context r.

Applying a patch is able to eliminate this problem. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8982.

The vulnerability is also documented in the databases at X-Force (31507), Tenable (24015) and Exploit-DB (3086). Entries connected to this vulnerability are available at 34395, 34394, 34350 and 34349.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

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

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 24015
Nessus Name: CA BrightStor ARCserve Backup Multiple Vulnerabilities (QO84983)
Nessus File: 🔍
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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
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Timelineinfo

12/08/2006 🔍
12/31/2006 +23 days 🔍
12/31/2006 +0 days 🔍
01/11/2007 +11 days 🔍
01/11/2007 +0 days 🔍
01/11/2007 +0 days 🔍
01/15/2007 +4 days 🔍
01/16/2007 +1 days 🔍
03/12/2015 +2977 days 🔍
07/13/2019 +1584 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Tenable Network Security
Organization: Tenable Network Security
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-6917 (🔍)
X-Force: 31507
Vulnerability Center: 14035 - CA BrightStor ARCserve Backup R11.5 <SP2 Remote Full Compromise in the Tape Engine, Critical
SecurityFocus: 22006 - CA BrightStor ARCserve Backup Tape Engine TCP 6502 Remote Buffer Overflow Vulnerability
OSVDB: 31317 - CVE-2006-6917 - Computer Associates BrightStor ARCserve Backup - Multiple Buffer Overflow Issues

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

Entryinfo

Created: 03/12/2015 22:21
Updated: 07/13/2019 17:56
Changes: 03/12/2015 22:21 (72), 07/13/2019 17:56 (14)
Complete: 🔍

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