Description
Heap-based buffer overflow in Squid before 2.4 STABLE4, and Squid 2.5 and 2.6 until March 12, 2002 distributions, allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via compressed DNS responses.
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
- Squid 2.4.1 - Remote Buffer Overflow EDB-347 · remote · May 14, 2002 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- RHSA-2002:051 vendor-advisory
- MDKSA-2002:027 vendor-advisory
- 20020326 updated squid advisory mailing-list
- squid-dns-reply-dos(8628) vdb-entry
- 4363 vdb-entry
- http://www.squid-cache.org/Advisories/SQUID-2002_2.txt