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Ask the Team  Mailing Lists  Advertising Info  Advisories  About SecuriTeam  Blogs Brought to you by: Suppliers of: Website Testing Tools Network Testing Tools Software Testing Tools SecuriTeam in Your Inbox New vulnerability? New tool? Tell us (Our PGP key). CanSecWest 2012 2nd Annual Cyber Security Hack In Paris	Novell's Nsure SSL DoS (webadmin.exe) 25 Apr. 2005    Summary Novell's Nsure product solution "takes identity management to a whole new level. Combining award-winning products, customer-driven services and committed business partnerships, Novell Nsure gives you the power to control access so you can confidently deliver the right resources to the right people securely, efficiently, and best of all, affordably". A vulnerability in Novell's Nsure product allows remote attackers to cause the product to crash by sending it malformed ASN.1 packets via its SSL listening port (449).   Credit: The information has been provided by Dennis Rand. The original article can be found at: http://www.cirt.dk/advisories/cirt-31-advisory.pdf Website Security Scan Code Vulnerability Test Network Assessment Tool Detect hidden vulnerabilities Exhaustive automated testing Real-time, continuous security Get guidance from professionals of internal or 3rd party code. scanning for your entire network    Details Protect your website! Use an External Vulnerability Scanner! Nothing to install. First report in 1 hour! www.beyondsecurity.com/vulnerability-scanner Vulnerable Systems:  * Novell Nsure Audit version 1.0.1 Immune Systems:  * Novell Nsure Audit version 1.0.2  * Novell Nsure Audit version 1.0.3 OpenSSL ASN.1 Parsing vulnerability: Multiple vulnerabilities were reported in the ASN.1 parsing code in OpenSSL. These issues could be exploited to cause a denial of service or to execute arbitrary code. When using the exploit downloaded from here: http://www.securiteam.com/exploits/5OP0B2ABPM.html The server will stop responding. Output from attack: [***************** START **********************] [root@localhost test]# ./a.out 192.168.1.4 449 OpenSSL ASN.1 brute forcer (Syzop/2003) seed = 1135277150 ..........................................................................................................................Unable to connect: Connection refused DIFF: Offset 71: 0xa -> 0xffffffe6 Offset 97: 0x6e -> 0x68 Offset 106: 0x6f -> 0xfffffff5 Offset 144: 0x32 -> 0xffffffcc Offset 148: 0x30 -> 0x5b Offset 154: 0x30 -> 0x2e Offset 261: 0x6 -> 0x3a Offset 563: 0x4e -> 0xffffffd1 Offset 583: 0x5c -> 0xffffffd8 Offset 629: 0xffffffa3 -> 0x67 Offset 718: 0xffffffa7 -> 0x41 Offset 719: 0xffffffa8 -> 0xffffffa5 Offset 770: 0x4d -> 0xffffffdf Offset 773: 0xffffffae -> 0xffffffca Offset 927: 0xffffff81 -> 0xffffffd5 *** [***************** STOP **********************] At some points the exploit had to be run a few times, just stopped after 30 seconds and restarted.  Comments: blog comments powered by Disqus	All Sections Security News Unix focus Exploits Tools Windows focus Security Reviews  Related Articles Novell Zenworks Software Packaging LaunchHelp.dll Code Execution Vulnerability Novell ZENWorks Software Packaging Antique ActiveX Control Code Execution Vulnerability Microsoft Internet Explorer swapNode Handling Code Execution Vulnerability Microsoft Internet Explorer Select Element Insufficient Type Checking Code Execution Vulnerability Internet Explorer Select Element Cache Code Execution Vulnerability Microsoft Office Graph DataFormat Signed Index Code Execution Vulnerability Microsoft Office Excel Conditional Expression Ptg Type Confusion Vulnerability Microsoft Internet Explorer Protected Mode Bypass Vulnerability Microsoft Internet Explorer 9 STYLE Object Parsing Code Execution Vulnerability Microsoft Internet Explorer XSLT SetViewSlave Code Execution Vulnerability CA Total Defense Suite Gateway Security Malformed HTTP Packet Code Execution Vulnerability HP Easy Printer Care XMLSimpleAccessor Class ActiveX Control Code Execution Vulnerability TrendMicro Control Manager CASProcessor.exe BLOB Code Execution Vulnerability Symantec Veritas Storage Foundation vxsvc.exe Unicode Code Execution Vulnerability HP iNode Management Center iNodeMngChecker.exe Code Execution Vulnerability  Featured Articles ProFTPD Response Pool Use-After-Free Code Execution Vulnerability HP Data Protector Notebook Extension LogClientInstallation SQL Injection Vulnerabilty GE Proficy Historian ihDataArchiver.exe Trusted Header Size Code Execution Vulnerability Novell ZENWorks Software Packaging Antique ActiveX Control Code Execution Vulnerability Adobe Reader U3D IFF RGBA Parsing Code Execution Vulnerability Adobe Reader U3D PCX Parsing Code Execution Vulnerability Cisco Unified Service Monitor brstart add_dm Code Execution Vulnerability
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