F5 FirePass 4xxx Series my.activation.cns.php3 refreshURL authentication spoofing

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-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in F5 FirePass 4xxx Series. This issue affects some unknown processing of the file my.activation.cns.php3. Performing a manipulation of the argument refreshURL results in authentication spoofing. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in F5 FirePass 4xxx Series. This affects some unknown functionality of the file my.activation.cns.php3. The manipulation of the argument refreshURL with an unknown input leads to a authentication spoofing vulnerability. CWE is classifying the issue as CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. This is going to have an impact on integrity.

The weakness was presented 10/20/2012 by Aung Khant with YGN Ethical Hacker Group as confirmed advisory (Website). The advisory is shared at yehg.net. The public release happened without involvement of F5. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

After immediately, there has been an exploit disclosed. The exploit is shared for download at yehg.net. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 203 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (79495), SecurityFocus (BID 56156†), OSVDB (86565†), Secunia (SA51045†) and SecurityTracker (ID 1027688†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• F5

Name

• FirePass

Version

• 4xxx Series

License

• commercial

Website

• Vendor: https://f5.com/

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

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: 🔍

Exploitinginfo

Class: Authentication spoofing
CWE: CWE-290 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

03/31/2012 🔍
04/04/2012 +4 days 🔍
10/20/2012 +199 days 🔍
10/20/2012 +0 days 🔍
10/21/2012 +1 days 🔍
10/22/2012 +1 days 🔍
10/23/2012 +1 days 🔍
10/23/2012 +0 days 🔍
10/25/2012 +2 days 🔍
04/15/2018 +1998 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: yehg.net
Researcher: Aung Khant
Organization: YGN Ethical Hacker Group
Status: Confirmed
Confirmation: 🔍

GCVE (VulDB): GCVE-100-6813
X-Force: 79495, Medium Risk
SecurityFocus: 56156 - FirePass SSL VPN 'refreshURL' Parameter URI Redirection Vulnerability
Secunia: 51045 - F5 FirePass Multiple Vulnerabilities, Less Critical
OSVDB: 86565
SecurityTracker: 1027688

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

Entryinfo

Created: 10/25/2012 17:05
Updated: 04/15/2018 09:21
Changes: 10/25/2012 17:05 (66), 04/15/2018 09:21 (1)
Complete: 🔍
Committer:
Cache ID: 216::103

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Discussion

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