Cisco IOS up to 12.4xb IPS Security input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Cisco IOS. Affected by this issue is some unknown functionality of the component IPS Security. Executing a manipulation can lead to input validation. This vulnerability appears as CVE-2007-0918. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Cisco IOS (Router Operating System) and classified as critical. This vulnerability affects an unknown code block of the component IPS Security. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

The ATOMIC.TCP signature engine in the Intrusion Prevention System (IPS) feature for Cisco IOS 12.4XA, 12.3YA, 12.3T, and other trains allows remote attackers to cause a denial of service (IPS crash and traffic loss) via unspecified manipulations that are not properly handled by the regular expression feature, as demonstrated using the 3123.0 (Netbus Pro Traffic) signature.

The bug was discovered 02/13/2007. The weakness was presented 02/14/2007 with Cisco (Website). The advisory is available at cisco.com. This vulnerability was named CVE-2007-0918 since 02/13/2007. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 49000 (Multiple IOS IPS Vulnerabilities), 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 43184 (Cisco IOS Multiple IPS Vulnerabilities (cisco-sa-20070213-iosips)).

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 even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (32474), Tenable (49000), SecurityFocus (BID 22549†), OSVDB (33053†) and Secunia (SA24142†). See VDB-35013 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 49000
Nessus Name: Multiple IOS IPS Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: cisco.com

Timelineinfo

02/13/2007 🔍
02/13/2007 +0 days 🔍
02/13/2007 +0 days 🔍
02/13/2007 +0 days 🔍
02/13/2007 +0 days 🔍
02/13/2007 +0 days 🔍
02/13/2007 +0 days 🔍
02/14/2007 +1 days 🔍
02/14/2007 +0 days 🔍
02/14/2007 +0 days 🔍
02/14/2007 +0 days 🔍
02/16/2007 +1 days 🔍
09/01/2010 +1293 days 🔍
07/14/2019 +3238 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Organization: Cisco
Status: Confirmed

CVE: CVE-2007-0918 (🔍)
GCVE (CVE): GCVE-0-2007-0918
GCVE (VulDB): GCVE-100-2938

OVAL: 🔍

X-Force: 32474 - Cisco IOS IPS ATOMIC.TCP denial of service, Medium Risk
SecurityFocus: 22549 - Cisco IOS Intrusion Prevention System Multiple Vulnerabilities
Secunia: 24142 - Cisco IOS IPS Security Bypass and Denial of Service, Moderately Critical
OSVDB: 33053 - Cisco IOS IPS ATOMIC.TCP Signature Engine Crafted Request Remote DoS
SecurityTracker: 1017631
Vulnerability Center: 14287 - [cisco-sa-20070213-iosips] Cisco IPS in IOS Remote DoS due to a Vulnerability in the ATOMIC.TCP, High
Vupen: ADV-2007-0597

See also: 🔍

Entryinfo

Created: 02/16/2007 15:31
Updated: 07/14/2019 16:43
Changes: 02/16/2007 15:31 (93), 07/14/2019 16:43 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!