Cisco ASA up to 9.1(2.5) ASDM Crafted Certificate improper authentication
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.2 | $0-$5k | 0.00 |
A vulnerability was found in Cisco ASA up to 9.1(2.5) (Firewall Software) and classified as critical. This issue affects an unknown function of the component ASDM. The manipulation as part of a Crafted Certificate leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, and integrity. The summary by CVE is:
The Adaptive Security Device Management (ASDM) remote-management feature in Cisco Adaptive Security Appliance (ASA) Software 8.2.x before 8.2(5.46), 8.3.x before 8.3(2.39), 8.4.x before 8.4(6), 8.5.x before 8.5(1.18), 8.6.x before 8.6(1.12), 8.7.x before 8.7(1.7), 9.0.x before 9.0(3.1), and 9.1.x before 9.1(2.6) does not properly implement the authentication-certificate option, which allows remote attackers to bypass authentication via a TCP session to an ASDM interface, aka Bug ID CSCuh44815.
The weakness was released 10/09/2013 as cisco-sa-20131009-asa as confirmed advisory (Website). The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2013-5511 since 08/22/2013. 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 70474 (Cisco ASA Software Multiple Vulnerabilities (cisco-sa-20131009-asa)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43394 (Cisco ASA Multiple Vulnerabilities (cisco-sa-20131009-asa)).
Upgrading to version 8.2(5.46), 8.3(2.39), 8.4(6.6), 8.5(1.18), 8.6(1.12), 8.7(1.7), 9.0(3.1) or 9.1(2.6) 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 (87776) and Tenable (70474). seclists.org is providing further details. Entries connected to this vulnerability are available at 10654, 10656, 10657 and 10658.
Product
Type
Vendor
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.2
VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
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VulDB Reliability: 🔍
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Exploiting
Class: Improper authenticationCWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 70474
Nessus Name: Cisco ASA Software Multiple Vulnerabilities (cisco-sa-20131009-asa)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: ASA 8.2(5.46)/8.3(2.39)/8.4(6.6)/8.5(1.18)/8.6(1.12)/8.7(1.7)/9.0(3.1)/9.1(2.6)
Timeline
08/22/2013 🔍10/09/2013 🔍
10/09/2013 🔍
10/09/2013 🔍
10/10/2013 🔍
10/13/2013 🔍
10/13/2013 🔍
10/14/2013 🔍
05/26/2021 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-20131009-asa
Status: Confirmed
CVE: CVE-2013-5511 (🔍)
IAVM: 🔍
X-Force: 87776
Vulnerability Center: 41861 - [cisco-sa-20131009-asa] Cisco ASA Remote Privilege Escalation due to a Flaw in the Authentication-Certificate Option (CVE-2013-5511), Critical
Secunia: 55237 - Cisco Adaptive Security Appliance (ASA) Multiple Vulnerabilities, Moderately Critical
OSVDB: 98262
Misc.: 🔍
See also: 🔍
Entry
Created: 10/14/2013 17:16Updated: 05/26/2021 15:35
Changes: 10/14/2013 17:16 (77), 05/13/2017 09:44 (1), 05/26/2021 15:35 (3)
Complete: 🔍
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