VDB-107079 · CVE-2011-4667 · Qualys 316149

Cisco IOS up to 15.2 IPsec cryptographic issues

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability was found in Cisco IOS up to 15.2 (Router Operating System). It has been classified as critical. This affects an unknown function of the component IPsec. The manipulation with an unknown input leads to a cryptographic issues vulnerability. CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The encryption library in Cisco IOS Software 15.2(1)T, 15.2(1)T1, and 15.2(2)T, Cisco NX-OS in Cisco MDS 9222i Multiservice Modular Switch, Cisco MDS 9000 18/4-Port Multiservice Module, and Cisco MDS 9000 Storage Services Node module before 5.2(6), and Cisco IOS in Cisco VPN Services Port Adaptor for Catalyst 6500 12.2(33)SXI, and 12.2(33)SXJ when IP Security (aka IPSec) is used, allows remote attackers to obtain unencrypted packets from encrypted sessions.

The bug was discovered 09/13/2012. The weakness was shared 09/25/2017 as Cisco-SA-20120913-CVE-2011-466 as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2011-4667 since 12/01/2011. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1838 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316149 (Cisco IOS and NX-OS Software Encryption Library Information Disclosure Vulnerability (Cisco-SA-20120913-CVE-2011-4667)).

Upgrading eliminates this vulnerability.

The entries 107078 and 107077 are related to this item.

Productinfo

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Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Cryptographic issues
CWE: CWE-310
ATT&CK: T1600

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/01/2011 🔍
09/13/2012 +287 days 🔍
09/25/2017 +1838 days 🔍
09/25/2017 +0 days 🔍
09/26/2017 +1 days 🔍
11/19/2019 +784 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: Cisco-SA-20120913-CVE-2011-466
Status: Confirmed

CVE: CVE-2011-4667 (🔍)
OVAL: 🔍
See also: 🔍

Entryinfo

Created: 09/26/2017 08:56
Updated: 11/19/2019 10:49
Changes: 09/26/2017 08:56 (63), 11/19/2019 10:49 (2)
Complete: 🔍

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