Cisco ASA 9.3(3)/9.4(1.1) AES-GCM Integrity Check cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco ASA 9.3(3)/9.4(1.1). It has been declared as critical. The impacted element is an unknown function of the component AES-GCM Integrity Check. The manipulation results in cryptographic issue. This vulnerability is cataloged as CVE-2015-4550. There is no exploit available.

Detailsinfo

A vulnerability was found in Cisco ASA 9.3(3)/9.4(1.1) (Firewall Software). It has been classified as critical. Affected is some unknown processing of the component AES-GCM Integrity Check. The manipulation with an unknown input leads to a cryptographic issue vulnerability. CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

The Cavium cryptographic-module firmware on Cisco Adaptive Security Appliance (ASA) devices with software 9.3(3) and 9.4(1.1) does not verify the AES-GCM Integrity Check Value (ICV) octets, which makes it easier for man-in-the-middle attackers to spoof IPSec and IKEv2 traffic by modifying packet data, aka Bug ID CSCuu66218.

The weakness was shared 06/17/2015 with Cisco as CSCuu66218 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2015-4550 since 06/11/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.

The vulnerability is also documented in the databases at X-Force (103896), SecurityFocus (BID 75269†) and Vulnerability Center (SBV-51154†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.5
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
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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OpenVAS ID: 800316
OpenVAS Name: Cisco ASA AES-GCM Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/11/2015 🔍
06/16/2015 +5 days 🔍
06/16/2015 +0 days 🔍
06/17/2015 +1 days 🔍
06/17/2015 +0 days 🔍
06/18/2015 +1 days 🔍
07/14/2015 +26 days 🔍
05/21/2022 +2503 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCuu66218
Organization: Cisco
Status: Confirmed

CVE: CVE-2015-4550 (🔍)
GCVE (CVE): GCVE-0-2015-4550
GCVE (VulDB): GCVE-100-75984
X-Force: 103896 - Cisco Adaptive Security Appliance security bypass
SecurityFocus: 75269 - Cisco Adaptive Security Appliance (ASA) Software CVE-2015-4550 Security Bypass Vulnerability
SecurityTracker: 1032595
Vulnerability Center: 51154 - Cisco Adaptive Security Appliance (ASA) 9.3(3) and 9.4(1.1) Spoofing by Modifying Packet Data, Medium

Entryinfo

Created: 06/18/2015 10:03
Updated: 05/21/2022 10:08
Changes: 06/18/2015 10:03 (61), 07/12/2017 12:11 (7), 05/21/2022 10:08 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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