Apache HTTP Server 2.4.7/2.4.8/2.4.9/2.4.10/2.4.12 Request apr_brigade_flatten input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Apache HTTP Server 2.4.7/2.4.8/2.4.9/2.4.10/2.4.12. The impacted element is the function apr_brigade_flatten of the component Request Handler. Executing a manipulation can lead to input validation. This vulnerability is tracked as CVE-2015-3183. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apache HTTP Server 2.4.7/2.4.8/2.4.9/2.4.10/2.4.12 (Web Server). It has been declared as problematic. This vulnerability affects the function apr_brigade_flatten of the component Request Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, and integrity.

The weakness was disclosed 07/15/2015 as confirmed advisory (Website). The advisory is shared for download at httpd.apache.org. This vulnerability was named CVE-2015-3183 since 04/10/2015. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 84781 (FreeBSD : apache24 -- multiple vulnerabilities (a12494c1-2af4-11e5-86ff-14dae9d210b8)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 236998 (Red Hat Update for Red Hat JBoss Enterprise Application Platform 6.4.10 natives update on RHEL 7(RHSA-2016:2054)).

Upgrading to version 2.4.16 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (104844), Tenable (84781), SecurityFocus (BID 75963†) and Vulnerability Center (SBV-54134†). The entries VDB-6090, VDB-6092, VDB-9602 and VDB-67180 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.5
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 84781
Nessus Name: FreeBSD : apache24 -- multiple vulnerabilities (a12494c1-2af4-11e5-86ff-14dae9d210b8)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703325
OpenVAS Name: Debian Security Advisory DSA 3325-1 (apache2 - security update)
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: 🔍

Upgrade: HTTP Server 2.4.16
Patch: github.com

Timelineinfo

04/10/2015 🔍
07/15/2015 +96 days 🔍
07/15/2015 +0 days 🔍
07/15/2015 +0 days 🔍
07/16/2015 +1 days 🔍
07/18/2015 +2 days 🔍
07/20/2015 +2 days 🔍
11/02/2015 +105 days 🔍
11/03/2015 +1 days 🔍
06/03/2022 +2404 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: RHSA-2015:2659
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3183 (🔍)
GCVE (CVE): GCVE-0-2015-3183
GCVE (VulDB): GCVE-100-76732

OVAL: 🔍

X-Force: 104844 - Apache HTTP Server request smuggling
SecurityFocus: 75963 - Apache HTTP Server CVE-2015-3183 Security Vulnerability
SecurityTracker: 1032967
Vulnerability Center: 54134 - Apache HTTP Server Remote Cache Poisoning due to a Bug in Parsing of Chunked Requests, Medium

See also: 🔍

Entryinfo

Created: 07/18/2015 17:07
Updated: 06/03/2022 10:48
Changes: 07/18/2015 17:07 (69), 03/10/2018 11:01 (11), 06/03/2022 10:43 (6), 06/03/2022 10:48 (1)
Complete: 🔍
Cache ID: 216:C84:103

Once again VulDB remains the best source for vulnerability data.

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