Banu Tinyproxy up to 1.8.2 HTTP Proxy Server acl.c config

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.
3.6	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Banu Tinyproxy up to 1.8.2. This affects an unknown part of the file acl.c of the component HTTP Proxy Server. Executing a manipulation can lead to config. This vulnerability appears as CVE-2011-1499. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Banu Tinyproxy up to 1.8.2 (Firewall Software). This vulnerability affects an unknown functionality of the file acl.c of the component HTTP Proxy Server. The manipulation with an unknown input leads to a config vulnerability. The CWE definition for the vulnerability is CWE-16. As an impact it is known to affect integrity. CVE summarizes:

acl.c in Tinyproxy before 1.8.3, when an Allow configuration setting specifies a CIDR block, permits TCP connections from all IP addresses, which makes it easier for remote attackers to hide the origin of web traffic by leveraging the open HTTP proxy server.

The weakness was presented 04/29/2011 as Bug 694658 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2011-1499. The exploitation appears to be difficult. 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 MITRE ATT&CK project declares the attack technique as T1592.004.

The vulnerability scanner Nessus provides a plugin with the ID 70043 (Fedora 19 : tinyproxy-1.8.3-1.fc19 (2013-16225)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

Upgrading to version 1.6.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (70043), SecurityFocus (BID 47276†) and Vulnerability Center (SBV-31174†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Firewall Software

Vendor

• Banu

Name

• Tinyproxy

Version

• 1.5.0
• 1.5.1
• 1.5.2
• 1.5.3
• 1.6.0
• 1.6.1
• 1.6.2
• 1.6.3
• 1.6.4
• 1.6.5
• 1.7.0
• 1.7.1
• 1.8.0
• 1.8.1
• 1.8.2

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
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: Config
CWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 70043
Nessus Name: Fedora 19 : tinyproxy-1.8.3-1.fc19 (2013-16225)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 69565
OpenVAS Name: Debian Security Advisory DSA 2222-1 (tinyproxy)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tinyproxy 1.6.0

Timelineinfo

03/21/2011 🔍
04/08/2011 +18 days 🔍
04/26/2011 +18 days 🔍
04/29/2011 +3 days 🔍
04/29/2011 +0 days 🔍
09/22/2013 +877 days 🔍
03/23/2015 +547 days 🔍
11/05/2021 +2419 days 🔍

Sourcesinfo

Advisory: Bug 694658
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-1499 (🔍)
GCVE (CVE): GCVE-0-2011-1499
GCVE (VulDB): GCVE-100-57268

OVAL: 🔍

X-Force: 67256
SecurityFocus: 47276
Secunia: 44274
Vulnerability Center: 31174 - Tinyproxy 1.8.2 Remote Security Bypass Vulnerability, Medium

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/05/2021 10:07
Changes: 03/23/2015 16:50 (61), 03/21/2017 11:51 (7), 11/05/2021 09:58 (6), 11/05/2021 10:03 (1), 11/05/2021 10:07 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

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