Cisco IOS up to 15.1 IP Service Level Agreement resource management

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS. It has been declared as problematic. This affects an unknown function of the component IP Service Level Agreement Handler. Such manipulation leads to resource management. This vulnerability is referenced as CVE-2011-3272. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco IOS (Router Operating System). Affected by this issue is some unknown processing of the component IP Service Level Agreement Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. CVE summarizes:

The IP Service Level Agreement (IP SLA) functionality in Cisco IOS 15.1, and IOS XE 2.1.x through 3.3.x, allows remote attackers to cause a denial of service (memory corruption and device reload) via malformed IP SLA packets, aka Bug ID CSCtk67073.

The weakness was published 09/29/2011 with Cisco (Website). The advisory is available at cisco.com. This vulnerability is handled as CVE-2011-3272 since 08/29/2011. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 56315 (Cisco IOS Software IP Service Level Agreement Vulnerability (cisco-sa-20110928-ipsla)), 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 43211 (Cisco IOS Software IP Service Level Agreement Vulnerability (cisco-sa-20110928-ipsla)).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at cisco.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (56315), SecurityFocus (BID 49823†), Secunia (SA46206†), SecurityTracker (ID 1026120†) and Vulnerability Center (SBV-33373†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

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: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
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: 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: 56315
Nessus Name: Cisco IOS Software IP Service Level Agreement Vulnerability (cisco-sa-20110928-ipsla)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: cisco.com

Timelineinfo

08/29/2011 🔍
09/28/2011 +30 days 🔍
09/28/2011 +0 days 🔍
09/28/2011 +0 days 🔍
09/29/2011 +1 days 🔍
09/29/2011 +0 days 🔍
09/29/2011 +0 days 🔍
09/29/2011 +0 days 🔍
10/02/2011 +3 days 🔍
10/03/2011 +1 days 🔍
10/19/2011 +16 days 🔍
01/09/2025 +4831 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-3272 (🔍)
GCVE (CVE): GCVE-0-2011-3272
GCVE (VulDB): GCVE-100-4430
SecurityFocus: 49823 - Cisco IOS IP Service Level Agreement Remote Denial of Service Vulnerability
Secunia: 46206 - Cisco IOS IP Service Level Agreement Denial of Service Vulnerability, Moderately Critical
SecurityTracker: 1026120 - Cisco IOS IP Service Level Agreement Bug Lets Remote Users Deny Service
Vulnerability Center: 33373 - [cisco-sa-20110928-ipsla] Cisco IOS IP SLA Remote DoS Vulnerability, High

Entryinfo

Created: 10/19/2011 02:00
Updated: 01/09/2025 21:33
Changes: 10/19/2011 02:00 (74), 04/02/2017 14:13 (11), 03/19/2021 16:36 (3), 01/09/2025 21:33 (16)
Complete: 🔍
Cache ID: 216:46D:103

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