Cisco NX-OS 6.2(10) TAR Archive access control

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

A vulnerability was found in Cisco NX-OS 6.2(10) (Router Operating System). It has been rated as problematic. Affected by this issue is an unknown part of the component TAR Archive Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Cisco NX-OS 6.2(10) on Nexus and MDS 9000 devices allows local users to execute arbitrary OS commands by entering crafted tar parameters in the CLI, aka Bug ID CSCus44856.

The weakness was shared 06/30/2015 as 39569 as confirmed vulnerability alert (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2015-4232 since 06/04/2015. The exploitation is known to be easy. The attack needs to be approached locally. A simple authentication is necessary for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability is also documented in the vulnerability database at X-Force (104171).

Productinfo

Type

Router Operating System

Vendor

Cisco

Name

NX-OS

Version

6.2(10)

License

commercial

Support

end of life (old version)

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/04/2015 🔍
06/30/2015 +26 days 🔍
06/30/2015 +0 days 🔍
07/02/2015 +2 days 🔍
07/03/2015 +1 days 🔍
10/26/2015 +115 days 🔍
05/22/2022 +2400 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: 39569
Status: Confirmed

CVE: CVE-2015-4232 (🔍)
X-Force: 104171 - Cisco Nexus tar command privilege escalation
SecurityTracker: 1032764
Vulnerability Center: 53986 - Cisco NX-OS on Nexus and MDS Devices Local Privilege Escalation Vulnerability in the Command-Line Interpreter, Medium
SecurityFocus: 75503

Entryinfo

Created: 07/02/2015 10:31
Updated: 05/22/2022 14:50
Changes: 07/02/2015 10:31 (39), 11/03/2015 09:52 (13), 05/22/2022 14:48 (2), 05/22/2022 14:50 (7)
Complete: 🔍