CA ARCserve Backup up to r16 RPC requests parser input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability was found in CA ARCserve Backup up to r16 (Backup Software). It has been rated as critical. This issue affects some unknown processing of the component RPC requests parser. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

The (1) server and (2) agent components in CA ARCserve Backup r12.5, r15, and r16 on Windows do not properly validate RPC requests, which allows remote attackers to cause a denial of service (service crash) via a crafted request.

The weakness was presented 10/18/2012 by Matteo Memelli (Agent) with Offensive Security as CA20121018-01 as not defined posting (Website). It is possible to read the advisory at support.ca.com. The public release was coordinated in cooperation with CA. The identification of this vulnerability is CVE-2012-2972 since 05/30/2012. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/18/2021).

The vulnerability scanner Nessus provides a plugin with the ID 62812 (CA ARCserve Backup Multiple Vulnerabilities (CA20121018) (credentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at support.ca.com. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 26794.

The vulnerability is also documented in the databases at X-Force (79282) and Tenable (62812). See 6804 for similar entry.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.5
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62812
Nessus Name: CA ARCserve Backup Multiple Vulnerabilities (CA20121018) (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802677
OpenVAS Name: CA ARCserve Backup RPC Services Multiple Vulnerabilities (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: support.ca.com
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

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

Timelineinfo

05/30/2012 🔍
10/18/2012 +141 days 🔍
10/18/2012 +0 days 🔍
10/18/2012 +0 days 🔍
10/18/2012 +0 days 🔍
10/18/2012 +0 days 🔍
10/19/2012 +1 days 🔍
10/20/2012 +1 days 🔍
10/20/2012 +0 days 🔍
10/22/2012 +2 days 🔍
10/28/2012 +6 days 🔍
04/18/2021 +3094 days 🔍

Sourcesinfo

Vendor: ca.com

Advisory: CA20121018-01
Researcher: Matteo Memelli (Agent)
Organization: Offensive Security
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-2972 (🔍)
IAVM: 🔍

X-Force: 79282 - Foscam and Wansview IP Cameras security bypass, Medium Risk
SecurityTracker: 1027683 - CA ARCserve Backup Flaws Let Remote Users Execute Arbitrary Code and Deny Service
Vulnerability Center: 36844 - ARCserve Backup Remote Denial of Service via a Crafted RPC Request, Medium
SecurityFocus: 56116 - Computer Associates ARCserve Backup Remote Code Execution and Denial of Service Vulnerabilities
Secunia: 51012 - CA ARCserve Backup RPC Services Two Vulnerabilities, Moderately Critical
OSVDB: 86415

See also: 🔍

Entryinfo

Created: 10/22/2012 17:57
Updated: 04/18/2021 15:40
Changes: 10/22/2012 17:57 (97), 04/20/2017 13:44 (3), 04/18/2021 15:40 (3)
Complete: 🔍

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