Cisco IOS up to 15.4(3.6)PIB25 IPsec crypto_engine_packet_callback input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Cisco IOS. This affects the function crypto_engine_packet_callback of the component IPsec. Performing a manipulation results in input validation. This vulnerability is cataloged as CVE-2014-3299. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco IOS (Router Operating System). It has been classified as critical. This affects the function crypto_engine_packet_callback of the component IPsec. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. The summary by CVE is:

Cisco IOS allows remote authenticated users to cause a denial of service (device reload) via malformed IPsec packets, aka Bug ID CSCui79745.

The weakness was shared 06/24/2014 with Cisco as CSCui79745 as confirmed security notice (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2014-3299 since 05/07/2014. The exploitability is told to be easy. It is possible to initiate the attack remotely. Required for exploitation is a authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 76970 , 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 43403 (Cisco IOS Software IPsec Denial of Service Vulnerability (CSCui79745)).

Upgrading to version 15.4.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (76970), SecurityFocus (BID 68177†), Secunia (SA59382†), SecurityTracker (ID 1030473†) and Vulnerability Center (SBV-45122†). Further details are available at tools.cisco.com. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 76970
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: IOS 15.4.2

Timelineinfo

05/07/2014 🔍
06/24/2014 +48 days 🔍
06/24/2014 +0 days 🔍
06/25/2014 +1 days 🔍
06/25/2014 +0 days 🔍
06/26/2014 +1 days 🔍
06/26/2014 +0 days 🔍
06/26/2014 +0 days 🔍
08/01/2014 +36 days 🔍
03/17/2015 +228 days 🔍
12/17/2024 +3563 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCui79745
Organization: Cisco
Status: Confirmed

CVE: CVE-2014-3299 (🔍)
GCVE (CVE): GCVE-0-2014-3299
GCVE (VulDB): GCVE-100-47319
SecurityFocus: 68177 - Cisco IOS Software IPsec Packet Handling Denial of Service Vulnerability
Secunia: 59382 - Cisco IOS IPsec Processing Denial of Service Vulnerability, Less Critical
SecurityTracker: 1030473 - Cisco IOS IPSec Processing Flaw Lets Remote Authenticated Users Deny Service
Vulnerability Center: 45122 - Cisco IOS 15.4(2)T and Earlier Remote DoS via Malformed Ipsec Packets, Medium

Misc.: 🔍

Entryinfo

Created: 03/17/2015 23:38
Updated: 12/17/2024 08:55
Changes: 03/17/2015 23:38 (68), 05/31/2017 09:08 (9), 08/09/2021 08:46 (3), 12/17/2024 08:55 (17)
Complete: 🔍
Cache ID: 216:5CB:103

Be aware that VulDB is the high quality source for vulnerability data.

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