Microsoft IIS HTR Chunked Encoding Transfer Heap Overflow Vulnerability
BID:4855
Info
Microsoft IIS HTR Chunked Encoding Transfer Heap Overflow Vulnerability
| Bugtraq ID: | 4855 |
| Class: | Boundary Condition Error |
| CVE: | |
| Remote: | Yes |
| Local: | No |
| Published: | May 27 2002 12:00AM |
| Updated: | May 27 2002 12:00AM |
| Credit: | Vulnerability discovered independently by Riley Hassell of eEye Digital Security and Next Generation Security Software. |
| Vulnerable: |
Microsoft Windows NT Workstation 4.0 SP6a Microsoft Windows NT Workstation 4.0 SP6 Microsoft Windows NT Workstation 4.0 SP5 Microsoft Windows NT Workstation 4.0 SP4 Microsoft Windows NT Workstation 4.0 SP3 Microsoft Windows NT Workstation 4.0 SP2 Microsoft Windows NT Workstation 4.0 SP1 Microsoft Windows NT Workstation 4.0 Microsoft Windows NT Terminal Server 4.0 SP6 Microsoft Windows NT Terminal Server 4.0 SP5 Microsoft Windows NT Terminal Server 4.0 SP4 Microsoft Windows NT Terminal Server 4.0 SP3 Microsoft Windows NT Terminal Server 4.0 SP2 Microsoft Windows NT Terminal Server 4.0 SP1 Microsoft Windows NT Terminal Server 4.0 Microsoft Windows NT Server 4.0 SP6a Microsoft Windows NT Server 4.0 SP6 Microsoft Windows NT Server 4.0 SP5 Microsoft Windows NT Server 4.0 SP4 Microsoft Windows NT Server 4.0 SP3 Microsoft Windows NT Server 4.0 SP2 Microsoft Windows NT Server 4.0 SP1 Microsoft Windows NT Server 4.0 Microsoft Windows NT Enterprise Server 4.0 SP6a Microsoft Windows NT Enterprise Server 4.0 SP6 Microsoft Windows NT Enterprise Server 4.0 SP5 Microsoft Windows NT Enterprise Server 4.0 SP4 Microsoft Windows NT Enterprise Server 4.0 SP3 Microsoft Windows NT Enterprise Server 4.0 SP2 Microsoft Windows NT Enterprise Server 4.0 SP1 Microsoft Windows NT Enterprise Server 4.0 Microsoft Windows 2000 Server SP2 Microsoft Windows 2000 Server SP1 Microsoft Windows 2000 Server Microsoft Windows 2000 Professional SP2 Microsoft Windows 2000 Professional SP1 Microsoft Windows 2000 Professional Microsoft Windows 2000 Datacenter Server SP2 Microsoft Windows 2000 Datacenter Server SP1 Microsoft Windows 2000 Datacenter Server Microsoft Windows 2000 Advanced Server SP2 Microsoft Windows 2000 Advanced Server SP1 Microsoft Windows 2000 Advanced Server |
| Not Vulnerable: |
Microsoft Windows 2000 Server SP3 Microsoft Windows 2000 Professional SP3 Microsoft Windows 2000 Datacenter Server SP3 Microsoft Windows 2000 Advanced Server SP3 |
Discussion
Microsoft IIS HTR Chunked Encoding Transfer Heap Overflow Vulnerability
A heap overflow condition in the 'chunked encoding transfer mechanism' related to the ISAPI HTR extension has been discovered in Microsoft IIS (Internet Information Services).
This condition affects IIS 4.0 and IIS 5.0. Exploitation of this vulnerability may result in a denial of service or allow for a remote attacker to execute arbitrary instructions on the victim host.
A heap overflow condition in the 'chunked encoding transfer mechanism' related to the ISAPI HTR extension has been discovered in Microsoft IIS (Internet Information Services).
This condition affects IIS 4.0 and IIS 5.0. Exploitation of this vulnerability may result in a denial of service or allow for a remote attacker to execute arbitrary instructions on the victim host.
Exploit / POC
Microsoft IIS HTR Chunked Encoding Transfer Heap Overflow Vulnerability
CORE has developed a working commercial exploit for their IMPACT product. This exploit is not otherwise publicly available or known to be circulating in the wild.
CORE has developed a working commercial exploit for their IMPACT product. This exploit is not otherwise publicly available or known to be circulating in the wild.
References
Microsoft IIS HTR Chunked Encoding Transfer Heap Overflow Vulnerability
References:
References:
- IIS HTR ChunkedEncoding exploit (CORE Security)
- Internet Information Server (Next Generation Security Software)
- Microsoft Security Bulletin MS02-028 (Microsoft)
- Technet Security (Microsoft)