CA BrightStor ARCserve Backup 11.5 mediasvr.exe memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in CA BrightStor ARCserve Backup 11.5 and classified as critical. Affected by this issue is some unknown functionality of the file mediasvr.exe. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2007-1785. Moreover, an exploit is present. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in CA BrightStor ARCserve Backup 11.5 (Backup Software). It has been rated as critical. This issue affects an unknown part of the file mediasvr.exe. The manipulation with an unknown input 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. The summary by CVE is:

The RPC service in mediasvr.exe in CA BrightStor ARCserve Backup 11.5 SP2 build 4237 allows remote attackers to execute arbitrary code via crafted xdr_handle_t data in RPC packets, which is used in calculating an address for a function call, as demonstrated using the 191 (0xbf) RPC request.

The bug was discovered 03/29/2007. The weakness was disclosed 03/30/2007 as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. The identification of this vulnerability is CVE-2007-1785 since 03/30/2007. The exploitation is known to be difficult. The attack may be initiated remotely. A simple authentication is necessary for exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed in Perl. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 25086 (CA BrightStor ARCserve Backup Multiple Vulnerabilities (QO87569)), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90539 (CA (Computer Associates) BrightStor ARCserve Backup Mediasvr.exe Multiple Vulnerabilities).

Applying a patch is able to eliminate this problem. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 5257.

The vulnerability is also documented in the databases at X-Force (33316), Tenable (25086), SecurityFocus (BID 23209†), OSVDB (34126†) and Secunia (SA24682†). The entry VDB-36401 is pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.9
VulDB Temp Score: 8.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 25086
Nessus Name: CA BrightStor ARCserve Backup Multiple Vulnerabilities (QO87569)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/29/2007 🔍
03/30/2007 +1 days 🔍
03/30/2007 +0 days 🔍
03/30/2007 +0 days 🔍
03/30/2007 +0 days 🔍
03/30/2007 +0 days 🔍
03/30/2007 +0 days 🔍
03/30/2007 +0 days 🔍
04/22/2007 +23 days 🔍
04/24/2007 +2 days 🔍
04/25/2007 +1 days 🔍
03/13/2015 +2879 days 🔍
01/13/2025 +3593 days 🔍

Sourcesinfo

Vendor: ca.com

Advisory: kb.cert.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-1785 (🔍)
GCVE (CVE): GCVE-0-2007-1785
GCVE (VulDB): GCVE-100-35927
CERT: 🔍
X-Force: 33316
SecurityFocus: 23209 - Computer Associates BrightStor ARCserve Backup MediaSVR.EXE 191 Buffer Overflow Vulnerability
Secunia: 24682
OSVDB: 34126 - CVE-2007-1785 - Computer Associates - BrightStor ARCserve Backup - Code Execution Issue
SecurityTracker: 1017830
Vulnerability Center: 14909 - CA BrightStor ARCserve Backup RPC Service in mediasvr.exe Code Execution, Critical
Vupen: ADV-2007-1161

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

Entryinfo

Created: 03/13/2015 14:56
Updated: 01/13/2025 00:36
Changes: 03/13/2015 14:56 (89), 07/18/2019 10:14 (6), 01/13/2025 00:36 (17)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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