Apache HTTP Server up to 1.3.24/2.0.36 Chunked Encoding Transfer memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Apache HTTP Server up to 1.3.24/2.0.36. The affected element is an unknown function of the component Chunked Encoding Transfer Handler. The manipulation results in memory corruption. This vulnerability is cataloged as CVE-2002-0392. Furthermore, there is an exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apache HTTP Server up to 1.3.24/2.0.36 (Web Server). Affected is an unknown function of the component Chunked Encoding Transfer Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Apache 1.3 through 1.3.24, and Apache 2.0 through 2.0.36, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a chunk-encoded HTTP request that causes Apache to use an incorrect size.

The weakness was shared 06/19/2002 by Mark Litchfield with Next Generation Security Software as confirmed advisory (CERT.org). The advisory is available at cert.org. This vulnerability is traded as CVE-2002-0392. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available.

The exploit is shared for download at packetstormsecurity.org. It is declared as highly functional. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 22441 (HP-UX PHSS_33280 : HP OpenView Operations, Remote Unauthorized Access and Denial of Service (DoS) (HPSBMA02149 SSRT050968 rev.1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family HP-UX Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 86352 (Apache Chunked-Encoding Memory Corruption Vulnerability).

Applying a patch is able to eliminate this problem. A possible mitigation has been published 5 years after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 1807. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 1698.

The vulnerability is also documented in the databases at X-Force (9249), Exploit-DB (21559), Tenable (22441), SecurityFocus (BID 5033†) and OSVDB (838†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life (old version)

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22441
Nessus Name: HP-UX PHSS_33280 : HP OpenView Operations, Remote Unauthorized Access and Denial of Service (DoS) (HPSBMA02149 SSRT050968 rev.1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53848
OpenVAS Name: Debian Security Advisory DSA 131-1 (apache)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Saint ID: exploit_info/apache_chunk_size
Saint Name: Apache chunked encoding buffer overflow

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: apache_chunked.rb
MetaSploit Name: Apache Win32 Chunked Encoding
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Snort ID: 1807
Snort Message: SERVER-WEBAPP Chunked-Encoding transfer attempt
Snort Class: 🔍

Suricata ID: 2101809
Suricata Class: 🔍
Suricata Message: 🔍

TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍
ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

06/17/2002 🔍
06/19/2002 +2 days 🔍
07/03/2002 +14 days 🔍
07/03/2002 +0 days 🔍
09/12/2002 +71 days 🔍
02/10/2003 +150 days 🔍
09/12/2006 +1310 days 🔍
09/14/2006 +2 days 🔍
09/22/2006 +8 days 🔍
07/11/2014 +2849 days 🔍
12/23/2024 +3818 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: cert.org
Researcher: Mark Litchfield
Organization: Next Generation Security Software
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2002-0392 (🔍)
GCVE (CVE): GCVE-0-2002-0392
GCVE (VulDB): GCVE-100-18354
CERT: 🔍
X-Force: 9249
SecurityFocus: 5033 - Apache Chunked-Encoding Memory Corruption Vulnerability
Secunia: 21917 - HP OpenView Operations Apache Chunked Encoding Vulnerability, Moderately Critical
OSVDB: 838 - Apache HTTP Server Chunked Encoding Remote Overflow
Vulnerability Center: 926 - Apache Chunked-Encoding Memory Corruption Vulnerability, High

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/11/2014 14:18
Updated: 12/23/2024 16:17
Changes: 07/11/2014 14:18 (106), 05/09/2019 16:09 (2), 06/18/2024 11:16 (17), 12/23/2024 16:17 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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