Cisco IOS XE up to 2.2.2/2.3.x on ASR 1000 UDP Packet resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Cisco IOS XE up to 2.2.2/2.3.x on ASR 1000. This vulnerability affects unknown code of the component UDP Packet Handler. Executing a manipulation can lead to resource management. This vulnerability is handled as CVE-2015-6268. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Cisco IOS XE up to 2.2.2/2.3.x on ASR 1000 (Router Operating System) and classified as problematic. This vulnerability affects an unknown function of the component UDP Packet Handler. 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. CVE summarizes:

Cisco IOS XE before 2.2.3 on ASR 1000 devices allows remote attackers to cause a denial of service (Embedded Services Processor crash) via a crafted IPv4 UDP packet, aka Bug ID CSCsw95482.

The weakness was released 08/26/2015 with Cisco as 40685 / CSCsw95482 as confirmed vulnerability alert (Website). The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2015-6268 since 08/17/2015. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.2.3 or 2.3.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (105916), SecurityFocus (BID 76513†), SecurityTracker (ID 1033406†) and Vulnerability Center (SBV-52349†). Entry connected to this vulnerability is available at VDB-77477. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
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: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: IOS XE 2.2.3/2.3.0

Timelineinfo

08/17/2015 🔍
08/26/2015 +9 days 🔍
08/26/2015 +0 days 🔍
08/28/2015 +2 days 🔍
08/28/2015 +0 days 🔍
08/28/2015 +0 days 🔍
08/28/2015 +0 days 🔍
08/30/2015 +2 days 🔍
11/14/2017 +807 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: 40685 / CSCsw95482
Organization: Cisco
Status: Confirmed

CVE: CVE-2015-6268 (🔍)
GCVE (CVE): GCVE-0-2015-6268
GCVE (VulDB): GCVE-100-77476
X-Force: 105916 - Cisco ASR 1000 Aggregation Services Routers denial of service
SecurityFocus: 76513 - Cisco IOS XE Software CVE-2015-6268 Denial of Service Vulnerability
SecurityTracker: 1033406
Vulnerability Center: 52349 - Cisco IOS XE before 2.2.3 on ASR 1000 Remote DoS via a Crafted IPv4 UDP Packet, High

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 08/28/2015 18:25
Updated: 11/14/2017 08:02
Changes: 08/28/2015 18:25 (62), 11/14/2017 08:02 (10)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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