Cisco ASA prior 9.5(2) SSL/TLS resource management

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco ASA. It has been classified as problematic. This affects an unknown function of the component SSL/TLS. This manipulation causes resource management. This vulnerability appears as CVE-2017-6608. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Cisco ASA (Firewall Software) and classified as problematic. Affected by this vulnerability is an unknown code block of the component SSL/TLS. 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 bug was discovered 04/19/2017. The weakness was presented 04/19/2017 as cisco-sa-20170419-asa-tls as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2017-6608 since 03/09/2017. 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 99667 (Cisco ASA Software SSL / TLS Packet Handling DoS (cisco-sa-20170419-asa-tls)), 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 316107 (Cisco ASA Software SSL/TLS Denial of Service Vulnerability (cisco-sa-20170419-asa-tls)).

Upgrading to version 8.4(7.31), 9.0(4.39), 9.1(7), 9.2(4.6), 9.3(3.8), 9.4(2) or 9.5(2) 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 Tenable (99667), SecurityFocus (BID 97937†) and SecurityTracker (ID 1038315†). See VDB-100274 and VDB-100272 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

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

Vendor Base Score (Cisco): 8.6
Vendor Vector (Cisco): 🔍

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: 99667
Nessus Name: Cisco ASA Software SSL / TLS Packet Handling DoS (cisco-sa-20170419-asa-tls)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800316
OpenVAS Name: Cisco ASA Software SSL/TLS Denial of Service 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: 🔍

Upgrade: ASA 8.4(7.31)/9.0(4.39)/9.1(7)/9.2(4.6)/9.3(3.8)/9.4(2)/9.5(2)

Timelineinfo

03/09/2017 🔍
04/19/2017 +41 days 🔍
04/19/2017 +0 days 🔍
04/19/2017 +0 days 🔍
04/19/2017 +0 days 🔍
04/20/2017 +1 days 🔍
04/20/2017 +0 days 🔍
04/20/2017 +0 days 🔍
04/25/2017 +5 days 🔍
08/25/2024 +2679 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20170419-asa-tls
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-6608 (🔍)
GCVE (CVE): GCVE-0-2017-6608
GCVE (VulDB): GCVE-100-100273
SecurityFocus: 97937 - Cisco Adaptive Security Appliance (ASA) Software CVE-2017-6608 Denial of Service Vulnerability
OSVDB: - CVE-2017-6608 - Cisco - ASA - Denial of Service Issue
SecurityTracker: 1038315

See also: 🔍

Entryinfo

Created: 04/20/2017 10:23
Updated: 08/25/2024 07:55
Changes: 04/20/2017 10:23 (92), 12/20/2020 22:46 (2), 08/25/2024 07:55 (17)
Complete: 🔍
Cache ID: 216::103

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

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