Cisco IOS up to 12.4 Firewall Feature resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Cisco IOS up to 12.4 and classified as problematic. This affects an unknown part of the component Firewall Feature. Performing a manipulation results in resource management. This vulnerability was named CVE-2015-0593. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in Cisco IOS up to 12.4 (Router Operating System). This affects an unknown part of the component Firewall Feature. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

The Zone-Based Firewall implementation in Cisco IOS 12.4(122)T and earlier does not properly manage session-object structures, which allows remote attackers to cause a denial of service (device reload) via crafted network traffic, aka Bug ID CSCul65003.

The weakness was presented 02/09/2015 as CSCul65003 as confirmed security notice (Website). The advisory is shared at tools.cisco.com. This vulnerability is uniquely identified as CVE-2015-0593 since 01/07/2015. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 12.4(122)T eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (100757), SecurityFocus (BID 72549†), SecurityTracker (ID 1031714†) and Vulnerability Center (SBV-48541†). See VDB-69096 and VDB-69094 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.9
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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 12.4(122)T

Timelineinfo

01/07/2015 🔍
02/09/2015 +33 days 🔍
02/09/2015 +0 days 🔍
02/09/2015 +0 days 🔍
02/09/2015 +0 days 🔍
02/10/2015 +1 days 🔍
02/11/2015 +1 days 🔍
02/12/2015 +1 days 🔍
06/19/2017 +858 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCul65003
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-0593 (🔍)
GCVE (CVE): GCVE-0-2015-0593
GCVE (VulDB): GCVE-100-69093
X-Force: 100757 - Cisco IOS Zone-Based Firewall feature denial of service, Medium Risk
SecurityFocus: 72549 - Cisco IOS Software CVE-2015-0593 Denial of Service Vulnerability
SecurityTracker: 1031714 - Cisco IOS Zone-Based Firewall Session Management Flaw Lets Remote Users Deny Service
Vulnerability Center: 48541 - Cisco IOS Remote DoS in Zone-Based Firewall, Medium

See also: 🔍

Entryinfo

Created: 02/10/2015 10:22
Updated: 06/19/2017 08:44
Changes: 02/10/2015 10:22 (70), 06/19/2017 08:44 (3)
Complete: 🔍
Cache ID: 216:8CF:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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