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…
- 7.5HighCVSS base score
- 79.4%Exploitation in 30 daysEPSS · top 0.4% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 5Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and 4 Exploit-DB entries for it.
Show the exploits5
Metasploit modules1 module
- CA BrightStor ARCserve Message Engine Heap Overflow (Metasploit module) (opens in a new tab)
exploit/windows/brightstor/message_engine_heapRank averagedisclosed 5 Oct 2006
Exploit-DB4 entries
- CA BrightStor ARCserve - Message Engine Heap Overflow (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 16401remote, windowspublished 30 Apr 2010Verified
- CA BrightStor ARCserve - 'msgeng.exe' Remote Stack Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 3495remote, windowspublished 16 Mar 2007Verified
- Computer Associates Products Message Engine RPC Server - Multiple Buffer Overflow Vulnerabilities (1) (Exploit-DB entry) (opens in a new tab)
EDB-ID 28765remote, windowspublished 5 Oct 2006Verified
- Computer Associates Products Message Engine RPC Server - Multiple Buffer Overflow Vulnerabilities (2) (Exploit-DB entry) (opens in a new tab)
EDB-ID 28766remote, windowspublished 5 Oct 2006Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 4 days later
· 4 days later
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 79.4% · top 0.4% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
References27
- 20061005 TSRT-06-11: CA Multiple Product DBASVR RPC Server Multiple Buffer Overflow Vulnerabilities (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 22285 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.zerodayinitiative.com/advisories/ZDI-06-031.html (opens in a new tab)x_refsource_MISCx_transferred
- http://www.lssec.com/advisories/LS-20060330.pdf (opens in a new tab)x_refsource_MISCx_transferred
- ca-dbasvr-rpc-bo(29364) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20061007 LS-20060313 - CA BrightStor ARCserve Backup Remote Buffer Overflow Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://www.lssec.com/advisories/LS-20060313.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://www3.ca.com/securityadvisor/vulninfo/vuln.aspx?id=34693 (opens in a new tab)x_refsource_CONFIRMx_transferred
- VU#361792 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 20061007 LS-20060220 - CA BrightStor ARCserve Backup Remote Buffer Overflow Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 1017004 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- VU#860048 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- ADV-2006-3930 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://www.lssec.com/advisories/LS-20060220.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://www3.ca.com/securityadvisor/blogs/posting.aspx?pid=93775&id=90744 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20365 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.zerodayinitiative.com/advisories/ZDI-06-030.html (opens in a new tab)x_refsource_MISCx_transferred
- 20061005 ZDI-06-030: CA Multiple Product Discovery Service Remote Buffer Overflow Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20061007 LS-20060330 - CA BrightStor ARCserve Backup Remote Buffer Overflow Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://www.tippingpoint.com/security/advisories/TSRT-06-11.html (opens in a new tab)x_refsource_MISCx_transferred
- 1017006 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 1017003 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- http://www3.ca.com/securityadvisor/blogs/posting.aspx?pid=94397&id=90744 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1017005 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- http://supportconnectw.ca.com/public/storage/infodocs/basbr-secnotice.asp (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20061006 [CAID 34693, 34694]: CA BrightStor ARCserve Backup Multiple Buffer Overflow Vulnerabilities (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20061005 ZDI-06-031: CA Multiple Product Message Engine RPC Server Code Execution Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2006-5128 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2006-5143)Record last updated .