Description
The web management portal on the SMC SMCD3G-CCR (aka Comcast Business Gateway) with firmware before 1.4.0.49.2 uses predictable session IDs based on time values, which makes it easier for remote attackers to hijack sessions via a brute-force attack on the userid cookie.
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
- Comcast DOCSIS 3.0 Business Gateways - Multiple Vulnerabilities EDB-16123 · remote · Feb 6, 2011 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 20110204 TWSL2011-002:Vulnerabilities in Comcast DOCSIS 3.0 Business Gateways (SMCD3G-CCR) mailing-list
- smcd3gccr-weak-security(65186) vdb-entry
- 43199 third-party-advisory
- 8068 third-party-advisory
- 46215 vdb-entry
- 16123 exploit
- 20110205 TWSL2011-002:Vulnerabilities in Comcast DOCSIS 3.0 Business Gateways (SMCD3G-CCR) mailing-list
- https://www.trustwave.com/spiderlabs/advisories/TWSL2011-002.txt