Blue Coat Advanced Secure Gateway up to 6.6.5.3 os command injection

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.
6.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Blue Coat Advanced Secure Gateway up to 6.6.5.3 and classified as critical. This affects an unknown function. The manipulation leads to os command injection. This vulnerability is referenced as CVE-2016-9091. Remote exploitation of the attack is possible. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Blue Coat Advanced Secure Gateway up to 6.6.5.3. It has been rated as critical. This issue affects an unknown part. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Blue Coat Advanced Secure Gateway (ASG) 6.6 before 6.6.5.4 and Content Analysis System (CAS) 1.3 before 1.3.7.4 are susceptible to an OS command injection vulnerability. An authenticated malicious administrator can execute arbitrary OS commands with elevated system privileges.

The bug was discovered 04/03/2017. The weakness was published 04/05/2017 (Website). The advisory is shared at bto.bluecoat.com. The identification of this vulnerability is CVE-2016-9091 since 10/28/2016. The attack may be initiated remotely. A simple authentication is necessary for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

A public exploit has been developed in Ruby. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 6.6.5.4 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (41785) and SecurityFocus (BID 97372†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Blue Coat Advanced Secure Gateway up to 6.6.5.3
  • Blue Coat Content Analysis System up to 1.3.7.3

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Advanced Secure Gateway 6.6.5.4
Suricata ID: 2024234
Suricata Class: 🔍
Suricata Message: 🔍

Timelineinfo

10/28/2016 🔍
04/03/2017 +157 days 🔍
04/03/2017 +0 days 🔍
04/05/2017 +2 days 🔍
04/05/2017 +0 days 🔍
04/06/2017 +1 days 🔍
11/01/2024 +2766 days 🔍

Sourcesinfo

Advisory: bto.bluecoat.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-9091 (🔍)
GCVE (CVE): GCVE-0-2016-9091
GCVE (VulDB): GCVE-100-99305
SecurityFocus: 97372 - Multiple Bluecoat Products CVE-2016-9091 Command Injection Vulnerability
OSVDB: - CVE-2016-9091 - Blue Coat - Multiple Products - Command Injection Issue

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

Entryinfo

Created: 04/06/2017 09:24
Updated: 11/01/2024 15:35
Changes: 04/06/2017 09:24 (65), 08/25/2020 21:20 (8), 11/01/2024 15:35 (18)
Complete: 🔍
Cache ID: 216::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 ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!