Apache HTTP Server up to 2.0.49 HTTP Header Byte-Range denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5$0-$5k0.00

A vulnerability has been found in Apache HTTP Server up to 2.0.49 (Web Server) and classified as critical. This vulnerability affects some unknown processing of the component HTTP Header Handler. The manipulation of the argument Byte-Range with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

The byte-range filter in Apache 2.0 before 2.0.54 allows remote attackers to cause a denial of service (memory consumption) via an HTTP header with a large Range field.

The weakness was shared 08/25/2005 by Filip Sneppe as Bug 29962 as confirmed bug report (Bugzilla). The advisory is available at issues.apache.org. This vulnerability was named CVE-2005-2728 since 08/29/2005. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 19535 (GLSA-200508-15 : Apache 2.0: Denial of Service vulnerability), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 86713 (Apache CGI Byterange Request Denial of Service Vulnerability).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at httpd.apache.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11511.

The vulnerability is also documented in the databases at X-Force (22006) and Tenable (19535). The entry 9605 is related to this item.

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 19535
Nessus Name: GLSA-200508-15 : Apache 2.0: Denial of Service vulnerability
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 55261
OpenVAS Name: Debian Security Advisory DSA 805-1 (apache2)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: httpd.apache.org
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

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

Timelineinfo

08/25/2005 🔍
08/25/2005 +0 days 🔍
08/25/2005 +0 days 🔍
08/26/2005 +1 days 🔍
08/29/2005 +3 days 🔍
08/30/2005 +1 days 🔍
08/30/2005 +0 days 🔍
09/04/2005 +5 days 🔍
12/13/2005 +100 days 🔍
03/12/2021 +5567 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: Bug 29962
Researcher: Filip Sneppe
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2005-2728 (🔍)
OVAL: 🔍

X-Force: 22006 - Apache HTTP Server byte-range filter denial of service, Medium Risk
Vulnerability Center: 9029 - DoS in Apache 2.0-2.0.54, 2.1-2.1.5 via Byte-Range Filter, High
SecurityFocus: 14660 - Apache CGI Byterange Request Denial of Service Vulnerability
Secunia: 18333 - Red Hat update for httpd, Moderately Critical
OSVDB: 21705 - Apache HTTP Server mod_imap Image Map Referer XSS

See also: 🔍

Entryinfo

Created: 08/26/2005 11:40
Updated: 03/12/2021 06:41
Changes: 08/26/2005 11:40 (99), 04/16/2019 15:10 (4), 03/12/2021 06:41 (2)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!