Privoxy 3.0.21 Socket resource management

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.
4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Privoxy 3.0.21. It has been classified as problematic. This issue affects some unknown processing of the component Socket Handler. The manipulation leads to resource management. This vulnerability is listed as CVE-2015-1030. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Privoxy 3.0.21. It has been rated as problematic. This issue affects an unknown code block of the component Socket Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

Memory leak in the rfc2553_connect_to function in jbsocket.c in Privoxy before 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of requests that are rejected because the socket limit is reached.

The weakness was presented 01/07/2015 as confirmed mailinglist post (oss-sec). The advisory is shared at seclists.org. The identification of this vulnerability is CVE-2015-1030 since 01/10/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 81086 (Privoxy < 3.0.22 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Firewalls.

Upgrading to version 3.0.22 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (99972), Tenable (81086), SecurityFocus (BID 71991†), Secunia (SA62123†) and Vulnerability Center (SBV-48537†). See VDB-68634, VDB-68979 and VDB-80713 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 81086
Nessus Name: Privoxy < 3.0.22 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Privoxy 3.0.22

Timelineinfo

01/07/2015 🔍
01/07/2015 +0 days 🔍
01/07/2015 +0 days 🔍
01/07/2015 +0 days 🔍
01/10/2015 +3 days 🔍
01/19/2015 +9 days 🔍
01/20/2015 +1 days 🔍
01/29/2015 +9 days 🔍
02/10/2015 +12 days 🔍
03/02/2022 +2577 days 🔍

Sourcesinfo

Advisory: seclists.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-1030 (🔍)
GCVE (CVE): GCVE-0-2015-1030
GCVE (VulDB): GCVE-100-68633
X-Force: 99972 - Privoxy socket limit denial of service, Medium Risk
SecurityFocus: 71991 - Privoxy CVE-2015-1030 Memory Leak Information Disclosure Vulnerability
Secunia: 62123 - Privoxy Multiple Vulnerabilities, Moderately Critical
Vulnerability Center: 48537 - Privoxy Before 3.0.22 Remote DoS due to Memory Leak in jbsocket.c, Medium

See also: 🔍

Entryinfo

Created: 01/19/2015 09:13
Updated: 03/02/2022 15:41
Changes: 01/19/2015 09:13 (68), 06/19/2017 08:43 (5), 03/02/2022 15:41 (3)
Complete: 🔍
Cache ID: 216:CCC:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!