Cisco ASA 9.0.3 CIFS Share Enumeration memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Cisco ASA 9.0.3. Affected by this vulnerability is an unknown functionality of the component CIFS Share Enumeration Handler. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2013-6691. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Cisco ASA 9.0.3 (Firewall Software). Affected by this issue is some unknown functionality of the component CIFS Share Enumeration Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. CVE summarizes:

The WebVPN CIFS implementation in Cisco Adaptive Security Appliance (ASA) Software 9.0(.4.1) and earlier allows remote CIFS servers to cause a denial of service (device reload) via a long share list, aka Bug ID CSCuj83344.

The weakness was shared 07/11/2014 with Cisco as CSCuj83344 as confirmed security notice (Website). The advisory is available at tools.cisco.com. This vulnerability is handled as CVE-2013-6691 since 11/07/2013. The exploitation is known to be easy. The attack may be launched remotely. A simple authentication is required for exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 77411 , which helps to determine the existence of the flaw in a target environment. It is .

Upgrading eliminates this vulnerability. The upgrade is hosted for download at software.cisco.com. The security notice contains the following remark:

Specify the share directory in the bookmark to reduce the enumeration of multiple shares ie:cifs:// /share

The vulnerability is also documented in the databases at X-Force (94459), Tenable (77411), SecurityFocus (BID 68517†), SecurityTracker (ID 1030565†) and Vulnerability Center (SBV-45386†). The entry VDB-67033 is related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.5
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 77411
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: software.cisco.com

Timelineinfo

11/07/2013 🔍
07/11/2014 +246 days 🔍
07/11/2014 +0 days 🔍
07/11/2014 +0 days 🔍
07/12/2014 +1 days 🔍
07/14/2014 +2 days 🔍
07/14/2014 +0 days 🔍
07/15/2014 +1 days 🔍
08/28/2014 +44 days 🔍
02/08/2022 +2721 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCuj83344
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-6691 (🔍)
GCVE (CVE): GCVE-0-2013-6691
GCVE (VulDB): GCVE-100-67034
X-Force: 94459 - Cisco Adaptive Security Appliance WebVPN denial of service, Medium Risk
SecurityFocus: 68517 - Cisco Adaptive Security Appliance ASA CVE-2013-6691 Remote Denial of Service Vulnerability
SecurityTracker: 1030565 - Cisco ASA WebVPN CIFS Boundary Validation Flaw Lets Remote Authenticated Users Deny Service
Vulnerability Center: 45386 - Cisco ASA Remote DoS Vulnerability in WebVPN CIFS, Medium

See also: 🔍

Entryinfo

Created: 07/12/2014 10:43
Updated: 02/08/2022 18:11
Changes: 07/12/2014 10:43 (71), 06/02/2017 07:35 (7), 02/08/2022 18:11 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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