Cisco IOS 15.0/15.1/15.2/15.3/15.4 NAT memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Cisco IOS 15.0/15.1/15.2/15.3/15.4. This affects an unknown function of the component NAT Handler. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2014-3361. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco IOS 15.0/15.1/15.2/15.3/15.4 (Router Operating System). This issue affects an unknown functionality of the component NAT Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. The summary by CVE is:

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which allows remote attackers to cause a denial of service (device reload) via multipart SDP IPv4 traffic, aka Bug ID CSCun54071.

The weakness was released 09/24/2014 with Cisco as cisco-sa-20140924-nat as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. The identification of this vulnerability is CVE-2014-3361 since 05/07/2014. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 77984 , which helps to determine the existence of the flaw in a target environment. It is . The commercial vulnerability scanner Qualys is able to test this issue with plugin 43420 (Cisco IOS Software Network Address Translation Denial of Service Vulnerability (cisco-sa-20140924-nat)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (96181), Tenable (77984), SecurityFocus (BID 70129†), SecurityTracker (ID 1030896†) and Vulnerability Center (SBV-46265†). If you want to get the best quality for vulnerability data then you always have to consider 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: 6.5

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

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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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Nessus ID: 77984
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

05/07/2014 🔍
09/24/2014 +140 days 🔍
09/24/2014 +0 days 🔍
09/24/2014 +0 days 🔍
09/24/2014 +0 days 🔍
09/24/2014 +0 days 🔍
09/25/2014 +1 days 🔍
09/25/2014 +0 days 🔍
09/25/2014 +0 days 🔍
09/30/2014 +5 days 🔍
12/17/2024 +3731 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20140924-nat
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-3361 (🔍)
GCVE (CVE): GCVE-0-2014-3361
GCVE (VulDB): GCVE-100-67691

IAVM: 🔍

X-Force: 96181 - Cisco IOS NAT denial of service, High Risk
SecurityFocus: 70129 - Cisco IOS Software CVE-2014-3361 Denial of Service Vulnerability
SecurityTracker: 1030896 - Cisco IOS NAT SIP Processing Flaw Lets Remote Users Deny Service
Vulnerability Center: 46265 - [cisco-sa-20140924-nat] Cisco IOS Remote DoS due to a Flaw in the NAT Feature - CVE-2014-3361, High

Entryinfo

Created: 09/25/2014 13:05
Updated: 12/17/2024 08:33
Changes: 09/25/2014 13:05 (76), 06/07/2017 11:05 (4), 02/21/2022 01:57 (3), 12/17/2024 08:33 (16)
Complete: 🔍
Cache ID: 216:7C3:103

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