Apache HTTP Server up to 1.3.42/2.0.64/2.2.21 mod_proxy protocol.c server-side request forgery

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.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Apache HTTP Server up to 1.3.42/2.0.64/2.2.21. This vulnerability affects unknown code of the file protocol.c of the component mod_proxy. Performing a manipulation results in server-side request forgery. This vulnerability is cataloged as CVE-2011-3368. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apache HTTP Server up to 1.3.42/2.0.64/2.2.21 (Web Server). It has been classified as critical. This affects an unknown functionality of the file protocol.c of the component mod_proxy. The manipulation with an unknown input leads to a server-side request forgery vulnerability. CWE is classifying the issue as CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 10/05/2011. It is possible to read the advisory at svn.apache.org. This vulnerability is uniquely identified as CVE-2011-3368. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 80192 (Juniper Junos Space 11.1x < 13.1R1.6 Multiple Vulnerabilities (JSA10585)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Junos Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 105728 (EOL/Obsolete Software: Apache HTTP Server 2.2.x).

Upgrading to version 1.3.43, 2.0.65 or 2.2.22 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (80192). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Web Server

Vendor

• Apache

Name

• HTTP Server

Version

• 1.3.0
• 1.3.1
• 1.3.2
• 1.3.3
• 1.3.4
• 1.3.5
• 1.3.6
• 1.3.7
• 1.3.8
• 1.3.9
• 1.3.10
• 1.3.11
• 1.3.12
• 1.3.13
• 1.3.14
• 1.3.15
• 1.3.16
• 1.3.17
• 1.3.18
• 1.3.19
• 1.3.20
• 1.3.21
• 1.3.22
• 1.3.23
• 1.3.24
• 1.3.25
• 1.3.26
• 1.3.27
• 1.3.28
• 1.3.29
• 1.3.30
• 1.3.31
• 1.3.32
• 1.3.33
• 1.3.34
• 1.3.35
• 1.3.36
• 1.3.37
• 1.3.38
• 1.3.39
• 1.3.40
• 1.3.41
• 1.3.42
• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3
• 2.0.4
• 2.0.5
• 2.0.6
• 2.0.7
• 2.0.8
• 2.0.9
• 2.0.10
• 2.0.11
• 2.0.12
• 2.0.13
• 2.0.14
• 2.0.15
• 2.0.16
• 2.0.17
• 2.0.18
• 2.0.19
• 2.0.20
• 2.0.21
• 2.0.22
• 2.0.23
• 2.0.24
• 2.0.25
• 2.0.26
• 2.0.27
• 2.0.28
• 2.0.29
• 2.0.30
• 2.0.31
• 2.0.32
• 2.0.33
• 2.0.34
• 2.0.35
• 2.0.36
• 2.0.37
• 2.0.38
• 2.0.39
• 2.0.40
• 2.0.41
• 2.0.42
• 2.0.43
• 2.0.44
• 2.0.45
• 2.0.46
• 2.0.47
• 2.0.48
• 2.0.49
• 2.0.50
• 2.0.51
• 2.0.52
• 2.0.53
• 2.0.54
• 2.0.55
• 2.0.56
• 2.0.57
• 2.0.58
• 2.0.59
• 2.0.60
• 2.0.61
• 2.0.62
• 2.0.63
• 2.0.64
• 2.2.0
• 2.2.1
• 2.2.2
• 2.2.3
• 2.2.4
• 2.2.5
• 2.2.6
• 2.2.7
• 2.2.8
• 2.2.9
• 2.2.10
• 2.2.11
• 2.2.12
• 2.2.13
• 2.2.14
• 2.2.15
• 2.2.16
• 2.2.17
• 2.2.18
• 2.2.19
• 2.2.20
• 2.2.21

License

• open-source

Support

• end of life (old version)

Website

• Vendor: https://www.apache.org/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 80192
Nessus Name: Juniper Junos Space 11.1x < 13.1R1.6 Multiple Vulnerabilities (JSA10585)
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: HTTP Server 1.3.43/2.0.65/2.2.22

Timelineinfo

08/30/2011 🔍
10/05/2011 +36 days 🔍
12/22/2014 +1173 days 🔍
04/03/2023 +3024 days 🔍
12/22/2024 +629 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: 131271
Status: Confirmed

CVE: CVE-2011-3368 (🔍)
GCVE (CVE): GCVE-0-2011-3368
GCVE (VulDB): GCVE-100-224799
X-Force: 70336
SecurityFocus: 49957
Secunia: 46288

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

Entryinfo

Created: 04/03/2023 13:55
Updated: 12/22/2024 09:09
Changes: 04/03/2023 13:55 (43), 04/21/2023 16:12 (7), 04/21/2023 16:20 (9), 06/09/2024 22:29 (18), 12/22/2024 09:09 (3)
Complete: 🔍
Cache ID: 216:931:103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

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