Cisco ASA HTTP Request resource management

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco ASA. It has been rated as problematic. This issue affects some unknown processing. This manipulation as part of HTTP Request causes resource management. This vulnerability is registered as CVE-2017-12246. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Cisco ASA (Firewall Software) (version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown function. The manipulation as part of a HTTP Request leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. The summary by CVE is:

A vulnerability in the implementation of the direct authentication feature in Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause an affected device to unexpectedly reload, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete input validation of the HTTP header. An attacker could exploit this vulnerability by sending a crafted HTTP request to the local IP address of an affected device. A successful exploit could allow the attacker to cause the affected device to reload. This vulnerability affects Cisco Adaptive Security Appliance (ASA) Software that is running on the following Cisco products: ASA 5500 Series Adaptive Security Appliances, ASA 5500-X Series Next-Generation Firewalls, ASA Services Module for Cisco Catalyst 6500 Series Switches and Cisco 7600 Series Routers, ASA 1000V Cloud Firewall, Adaptive Security Virtual Appliance (ASAv), Firepower 4110 Security Appliance, Firepower 9300 ASA Security Module, ISA 3000 Industrial Security Appliance. Cisco Bug IDs: CSCvd59063.

The bug was discovered 10/04/2017. The weakness was published 10/05/2017 (Website). The advisory is shared at securitytracker.com. This vulnerability is known as CVE-2017-12246 since 08/03/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 103817 (Cisco Adaptive Security Appliance Software Direct Authentication Denial of Service Vulnerability), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316147 (Cisco Adaptive Security Appliance Software Direct Authentication Denial of Service Vulnerability (cisco-sa-20171004-asa)).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103817) and SecurityFocus (BID 101165†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 103817
Nessus Name: Cisco Adaptive Security Appliance Software Direct Authentication Denial of Service Vulnerability
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2017 🔍
10/04/2017 +62 days 🔍
10/04/2017 +0 days 🔍
10/04/2017 +0 days 🔍
10/05/2017 +1 days 🔍
10/05/2017 +0 days 🔍
10/05/2017 +0 days 🔍
10/12/2017 +7 days 🔍
01/15/2021 +1191 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: securitytracker.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12246 (🔍)
GCVE (CVE): GCVE-0-2017-12246
GCVE (VulDB): GCVE-100-107485
SecurityFocus: 101165 - Cisco Adaptive Security Appliance (ASA) Software CVE-2017-12246 Denial of Service Vulnerability
SecurityTracker: 1039503

Entryinfo

Created: 10/05/2017 15:18
Updated: 01/15/2021 14:30
Changes: 10/05/2017 15:18 (68), 11/22/2019 09:25 (5), 01/15/2021 14:30 (2)
Complete: 🔍
Cache ID: 216::103

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