Squid Proxy 3.4.6/3.4.7 Pinger ICMPv4/ICMPv6 Packet data processing

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

Summaryinfo

A vulnerability was found in Squid Proxy 3.4.6/3.4.7. It has been rated as problematic. This affects an unknown function of the component Pinger. The manipulation as part of ICMPv4/ICMPv6 Packet leads to data processing. This vulnerability is referenced as CVE-2014-7141. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Squid Proxy 3.4.6/3.4.7 (Firewall Software). This issue affects an unknown function of the component Pinger. The manipulation as part of a ICMPv4/ICMPv6 Packet leads to a data processing vulnerability. Using CWE to declare the problem leads to CWE-19. Impacted is availability. The summary by CVE is:

The pinger in Squid 3.x before 3.4.8 allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and crash) via a crafted type in an (1) ICMP or (2) ICMP6 packet.

The weakness was published 10/06/2014 by Sebastian Krahmer as SQUID-2014:4 as confirmed advisory (Website). The advisory is shared at squid-cache.org. The identification of this vulnerability is CVE-2014-7141 since 09/22/2014. 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 advisory points out:

Due to incorrect input validation Squid pinger binary is vulnerable to denial of service or information leak attacks when processing ICMP or ICMPv6 packets.

The vulnerability scanner Nessus provides a plugin with the ID 79576 (Ubuntu 14.04 LTS / 14.10 : squid3 vulnerabilities (USN-2422-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169027 (SUSE Enterprise Linux Security Update for squid3 (SUSE-SU-2016:1996-1)).

Upgrading to version 3.4.8 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 17177.

The vulnerability is also documented in the databases at X-Force (98934), Tenable (79576), SecurityFocus (BID 69688†), Secunia (SA60242†) and SecurityTracker (ID 1031261†). bugzilla.redhat.com is providing further details. Similar entries are available at VDB-4435, VDB-7183, VDB-9526 and VDB-67519. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

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: Data processing
CWE: CWE-19
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: 79576
Nessus Name: Ubuntu 14.04 LTS / 14.10 : squid3 vulnerabilities (USN-2422-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 103320
OpenVAS Name: Squid Pinger ICMP Processing Multiple Vulnerabilities
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: Proxy 3.4.8
TippingPoint: 🔍
ISS Proventia IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

09/09/2014 🔍
09/09/2014 +0 days 🔍
09/22/2014 +13 days 🔍
10/06/2014 +14 days 🔍
11/15/2014 +40 days 🔍
11/25/2014 +10 days 🔍
11/26/2014 +1 days 🔍
11/26/2014 +0 days 🔍
11/26/2014 +0 days 🔍
11/26/2014 +0 days 🔍
12/08/2014 +12 days 🔍
02/27/2022 +2638 days 🔍

Sourcesinfo

Vendor: squid-cache.org

Advisory: SQUID-2014:4
Researcher: Sebastian Krahmer
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-7141 (🔍)
GCVE (CVE): GCVE-0-2014-7141
GCVE (VulDB): GCVE-100-68285

OVAL: 🔍

X-Force: 98934 - Squid pinger ICMP denial of service, High Risk
SecurityFocus: 69688 - Squid 'src/icmp/Icmp4.cc' Remote Denial of Service Vulnerability
Secunia: 60242 - Ubuntu update for squid3, Less Critical
SecurityTracker: 1031261 - Squid ICMP Bugs Let Remote Users Deny Service and Local Users Obtain Potentially Sensitive Information
Vulnerability Center: 47471 - Squid 3.x before 3.4.8 Remote Information Disclosure or DoS via Crafted Packets, Medium

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 11/26/2014 10:26
Updated: 02/27/2022 09:39
Changes: 11/26/2014 10:26 (83), 06/14/2017 06:22 (16), 02/27/2022 09:39 (3)
Complete: 🔍
Cache ID: 216:A66:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!