CA Protection Suites rxrpc.dll GetUserInfo Username 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.
9.5$0-$5k0.00

Summaryinfo

A vulnerability was found in CA Protection Suites and classified as critical. This affects the function GetUserInfo in the library rxrpc.dll. The manipulation of the argument Username results in memory corruption. This vulnerability is identified as CVE-2007-5003. Additionally, an exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as very critical, was found in CA Protection Suites (the affected version is unknown). Affected is the function GetUserInfo in the library rxrpc.dll. The manipulation of the argument username 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. CVE summarizes:

Multiple stack-based buffer overflows in CA (Computer Associates) BrightStor ARCserve Backup for Laptops and Desktops r11.0 through r11.5 allow remote attackers to execute arbitrary code via a long (1) username or (2) password to the rxrLogin command in rxRPC.dll, or a long (3) username argument to the GetUserInfo function.

The bug was discovered 09/21/2007. The weakness was released 10/01/2007 by eEye Digital Security with eEye Digital Security (Website). The advisory is shared for download at ca.com. This vulnerability is traded as CVE-2007-5003 since 09/20/2007. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/01/2019).

A public exploit has been developed in Ruby. The exploit is shared for download at securityfocus.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 69317 (CA ARCserve Backup for Laptops and Desktops Server and CA Desktop Management Suite Multiple Remote Vulnerabilities), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370648 (CA ARCserve Backup for Laptops and Desktops Server Multiple Security Vulnerabilities).

Applying a patch is able to eliminate this problem. A possible mitigation has been published 7 months after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 5676.

The vulnerability is also documented in the databases at X-Force (36741), Tenable (69317), SecurityFocus (BID 24348†), OSVDB (41353†) and Secunia (SA25606†). Entries connected to this vulnerability are available at VDB-3112, VDB-39039, VDB-39038 and VDB-39037. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: Highly functional
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 69317
Nessus Name: CA ARCserve Backup for Laptops and Desktops Server and CA Desktop Management Suite Multiple Remote Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 102018
OpenVAS Name: CA ARCserve Backup Multiple Bufffer Overflow Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Saint ID: exploit_info/brightstor_arcserve_rxrlogin
Saint Name: BrightStor ARCserve Backup LGServer rxrLogin buffer overflow

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: lgserver_rxrlogin.rb
MetaSploit Name: CA BrightStor ARCserve for Laptops and Desktops LGServer Buffer Overflow
MetaSploit File: 🔍

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

06/06/2007 🔍
06/11/2007 +5 days 🔍
09/20/2007 +101 days 🔍
09/21/2007 +1 days 🔍
09/21/2007 +0 days 🔍
10/01/2007 +10 days 🔍
10/01/2007 +0 days 🔍
10/01/2007 +0 days 🔍
12/05/2007 +65 days 🔍
04/03/2008 +120 days 🔍
08/13/2013 +1958 days 🔍
03/16/2015 +580 days 🔍
08/01/2019 +1599 days 🔍

Sourcesinfo

Vendor: ca.com

Advisory: ca.com
Researcher: eEye Digital Security
Organization: eEye Digital Security
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-5003 (🔍)
GCVE (CVE): GCVE-0-2007-5003
GCVE (VulDB): GCVE-100-39036

IAVM: 🔍

X-Force: 36741
SecurityFocus: 24348 - Computer Associates ARCserve Backup Multiple Remote Buffer Overflow Vulnerabilities
Secunia: 25606 - CA ARCserve Backup for Laptops & Desktops Multiple Vulnerabilities, Moderately Critical
OSVDB: 41353 - CA Brightstor ARCserve Backup GetUserInfo() buffer overflow
SecurityTracker: 1018728
Vulnerability Center: 16993 - CA BrightStor ARCserve Backup for Laptops and Desktops Buffer Overflow Allows Code Execution, Critical

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

Entryinfo

Created: 03/16/2015 12:18
Updated: 08/01/2019 09:12
Changes: 03/16/2015 12:18 (105), 08/01/2019 09:12 (5)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!