Sun Java System Web Proxy Server SOCKS module buffer overflow

sun-java-web-socks-bo (34524) The risk level is classified as HighHigh Risk

Description:

Sun Java System Web Proxy Server is vulnerable to multiple stack-based buffer overflows, caused by improper bounds checking by the SOCKS module. By sending specially-crafted packets to the SOCKS server, a remote attacker could overflow a buffer and execute arbitrary code on the system with root privileges or cause the server to crash.

Platforms Affected:

  • HP, HP-UX 11.00
  • IBM, AIX 4.3.3
  • Microsoft, Windows 2000 SP4 Server
  • Microsoft, Windows 2000 Advanced Server
  • Microsoft, Windows 2003 Server Enterprise
  • RedHat, Linux 2.1
  • RedHat, Linux 3.0
  • Sun, Java System Web Proxy Server 4.0
  • Sun, Java System Web Proxy Server 4.0 SP1
  • Sun, Java System Web Proxy Server 4.0.2
  • Sun, Java System Web Proxy Server 4.0.3
  • Sun, Java System Web Proxy Server 4.0.4
  • Sun, Solaris 10 x86
  • Sun, Solaris 10 SPARC
  • Sun, Solaris 8 x86
  • Sun, Solaris 8 SPARC
  • Sun, Solaris 9 x86
  • Sun, Solaris 9 SPARC

Remedy:

Refer to Sun Alert ID: 102927 for patch, upgrade, or suggested workaround information. See References.

Consequences:

Gain Privileges

References:

  • iDefense Labs PUBLIC ADVISORY: 05.25.07, Sun Java System Web Proxy Multiple Buffer Overflow Vulnerabilities at http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=536.
  • Sun Alert ID: 102927, Security Vulnerabilities in the SOCKS Module of Sun Java System Web Proxy Server 4.0 at http://sunsolve.sun.com/search/document.do?assetkey=1-26-102927-1.
  • ASA-2007-210: Security Vulnerabilities in the SOCKS Module of Sun Java System Web Proxy Server 4.0 (Sun 102927)
  • BID-24165: Sun Java Web Proxy Server Multiple Buffer Overflow Vulnerabilities
  • CVE-2007-2881: Multiple stack-based buffer overflows in the SOCKS proxy support (sockd) in Sun Java Web Proxy Server before 4.0.5 allow remote attackers to execute arbitrary code via crafted packets during protocol negotiation.
  • SA25405: Sun Java System Web Proxy Server SOCKS Module Buffer Overflows
  • SECTRACK ID: 1018130: Sun Java System Web Proxy Server Buffer Overflows in `sockd` Let Remote Users Execute Arbitrary Code
  • US-CERT VU#746889: Sun Java System Web Proxy Server fails to properly process malformed packets
  • VUPEN/ADV-2007-1957: Sun Java System Web Proxy Server SOCKS Module Buffer Overflow Vulnerabilities

Reported:

May 25, 2007

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