Cisco ASA 9.0/9.1/9.2 DNS Inspection Engine 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, which was classified as problematic, has been found in Cisco ASA 9.0/9.1/9.2. This impacts an unknown function of the component DNS Inspection Engine. This manipulation causes resource management. This vulnerability is tracked as CVE-2014-3388. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Cisco ASA 9.0/9.1/9.2 (Firewall Software) and classified as critical. Affected by this vulnerability is an unknown functionality of the component DNS Inspection Engine. The manipulation with an unknown input 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:

The DNS inspection engine in Cisco ASA Software 9.0 before 9.0(4.13), 9.1 before 9.1(5.7), and 9.2 before 9.2(2) allows remote attackers to cause a denial of service (device reload) via crafted DNS packets, aka Bug ID CSCuo68327.

The weakness was disclosed 10/08/2014 with Cisco as cisco-sa-20141008-asa as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is known as CVE-2014-3388 since 05/07/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 78240 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43423 (Multiple Vulnerabilities in Cisco ASA Software (cisco-sa-20141008-asa)).

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 (96860), Tenable (78240), SecurityFocus (BID 70305†), SecurityTracker (ID 1030979†) and Vulnerability Center (SBV-46382†). The entries VDB-67741, VDB-67742, VDB-67743 and VDB-67744 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for 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: 🔍
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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: 78240
Nessus File: 🔍
Nessus Risk: 🔍

OpenVAS ID: 800316
OpenVAS Name: Cisco ASA DNS Inspection Engine DoS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

05/07/2014 🔍
10/08/2014 +154 days 🔍
10/08/2014 +0 days 🔍
10/08/2014 +0 days 🔍
10/08/2014 +0 days 🔍
10/09/2014 +1 days 🔍
10/09/2014 +0 days 🔍
10/09/2014 +0 days 🔍
10/10/2014 +1 days 🔍
02/21/2022 +2691 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20141008-asa
Organization: Cisco
Status: Confirmed

CVE: CVE-2014-3388 (🔍)
GCVE (CVE): GCVE-0-2014-3388
GCVE (VulDB): GCVE-100-67747

IAVM: 🔍

X-Force: 96860 - Cisco Adaptive Security Appliance DNS inspection engine denial of service, High Risk
SecurityFocus: 70305 - Cisco Adaptive Security Appliance (ASA) Software CVE-2014-3388 Denial of Service Vulnerability
SecurityTracker: 1030979 - Cisco ASA Multiple Bugs Let Remote Authenticated Users Execute Arbitrary Code, Remote Users Deny Service and Conduct Cross-Site Scripting Attacks, and Local Users Gain Elevated Privileges
Vulnerability Center: 46382 - [cisco-sa-20141008-asa] Cisco ASA Remote DoS via Crafted DNS Packets - CVE-2014-3388, High

See also: 🔍

Entryinfo

Created: 10/09/2014 12:53
Updated: 02/21/2022 12:54
Changes: 10/09/2014 12:53 (78), 06/08/2017 09:09 (5), 02/21/2022 12:54 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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