Cisco Web Security Appliance 8.5.3-051 File-Range Request resource management

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco Web Security Appliance 8.5.3-051. It has been classified as problematic. This vulnerability affects unknown code of the component File-Range Request Handler. The manipulation leads to resource management. This vulnerability is traded as CVE-2015-6293. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco Web Security Appliance 8.5.3-051 (Anti-Malware Software). This issue affects an unknown code block of the component File-Range Request Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability.

The weakness was shared 11/04/2015 with Cisco as cisco-sa-20151104-wsa2 as confirmed advisory (Website). The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2015-6293 since 08/17/2015. 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 vulnerability scanner Nessus provides a plugin with the ID 86916 (Cisco Web Security Appliance Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (107832), Tenable (86916), SecurityFocus (BID 77438†) and Vulnerability Center (SBV-54270†). The entries VDB-79047 and VDB-79048 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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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

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
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: 86916
Nessus Name: Cisco Web Security Appliance Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 803167
OpenVAS Name: Cisco Web Security Appliance AsyncOS TCP Flood Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

08/17/2015 🔍
11/04/2015 +79 days 🔍
11/04/2015 +0 days 🔍
11/04/2015 +0 days 🔍
11/05/2015 +1 days 🔍
11/05/2015 +0 days 🔍
11/05/2015 +0 days 🔍
11/10/2015 +5 days 🔍
11/18/2015 +8 days 🔍
06/26/2022 +2412 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20151104-wsa2
Organization: Cisco
Status: Confirmed

CVE: CVE-2015-6293 (🔍)
GCVE (CVE): GCVE-0-2015-6293
GCVE (VulDB): GCVE-100-79049
X-Force: 107832 - Cisco Web Security Appliance range denial of service
SecurityFocus: 77438 - Cisco Web Security Appliance CVE-2015-6293 Remote Denial of Service Vulnerability
SecurityTracker: 1034063
Vulnerability Center: 54270 - [cisco-sa-20151104-wsa2] Cisco AsyncOS on Web Security Appliance (WSA) Remote DoS via Multiple File-Range Requests, High

See also: 🔍

Entryinfo

Created: 11/05/2015 11:01
Updated: 06/26/2022 09:59
Changes: 11/05/2015 11:01 (61), 04/11/2018 11:34 (15), 06/26/2022 09:59 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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