Description
The Discovery Service (casdscvc) in CA ARCserve Backup 12.0.5454.0 and earlier allows remote attackers to cause a denial of service (crash) via a packet with a large integer value used in an increment to TCP port 41523, which triggers a buffer over-read.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Computer Associates ARCserve Backup Discovery Service Remote - Denial of Service EDB-31707 · dos · Apr 24, 2008 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- http://aluigi.altervista.org/adv/carcbackazz-adv.txt
- 20080618 CA ARCserve Backup Discovery Service Denial of Service Vulnerability mailing-list
- 29855 third-party-advisory
- 28927 vdb-entry
- 1020324 vdb-entry
- ADV-2008-1354 vdb-entry
- ca-arcservebackup-casdscvc-dos(41869) vdb-entry