Cisco ASA up to 8.4(.6) SIP Inspection Engine 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 was found in Cisco ASA up to 8.4(.6). It has been rated as problematic. Affected by this issue is some unknown functionality of the component SIP Inspection Engine. This manipulation causes resource management. The identification of this vulnerability is CVE-2014-2154. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Cisco ASA up to 8.4(.6) (Firewall Software). Affected by this vulnerability is an unknown function of the component SIP Inspection Engine. 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. The summary by CVE is:

Memory leak in the SIP inspection engine in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to cause a denial of service (memory consumption and instability) via crafted SIP packets, aka Bug ID CSCuf67469.
The advisory summarizes:
At the time this alert was first published, Cisco ASA Software versions 8.4(.6) and prior were vulnerable. Later releases of Cisco ASA Software may also be vulnerable.

The weakness was shared 04/23/2014 with Cisco as 33904 as confirmed vulnerability alert (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2014-2154 since 02/25/2014. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 73827 (Cisco ASA SIP Inspection DoS (CSCuf67469)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43399 (Cisco ASA SIP Inspection Memory Leak Vulnerability (CSCuf67469)).

The vulnerability is also documented in the databases at X-Force (92722), Tenable (73827), SecurityFocus (BID 67036†), Secunia (SA58242†) and Vulnerability Center (SBV-44248†). Additional details are provided at tools.cisco.com. 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: 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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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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Nessus ID: 73827
Nessus Name: Cisco ASA SIP Inspection DoS (CSCuf67469)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/25/2014 🔍
04/22/2014 +56 days 🔍
04/23/2014 +1 days 🔍
04/23/2014 +0 days 🔍
04/23/2014 +0 days 🔍
04/24/2014 +1 days 🔍
04/24/2014 +0 days 🔍
04/25/2014 +1 days 🔍
05/02/2014 +7 days 🔍
05/11/2026 +4392 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: 33904
Organization: Cisco
Status: Confirmed

CVE: CVE-2014-2154 (🔍)
GCVE (CVE): GCVE-0-2014-2154
GCVE (VulDB): GCVE-100-13069
X-Force: 92722 - Cisco Adaptive Security Appliance SIP engine denial of service, Medium Risk
SecurityFocus: 67036 - Cisco ASA Software CVE-2014-2154 Denial of Service Vulnerability
Secunia: 58242 - Cisco Adaptive Security Appliance (ASA) SIP Memory Leak Denial of Service Vulnerability, Less Critical
Vulnerability Center: 44248 - Cisco ASA Remote DoS via Crafted SIP Packets in SIP Inspection Engine, Medium

Misc.: 🔍

Entryinfo

Created: 04/25/2014 13:31
Updated: 05/11/2026 21:23
Changes: 04/25/2014 13:31 (43), 05/26/2017 03:54 (33), 06/17/2021 17:04 (3), 12/19/2024 10:48 (16), 05/11/2026 21:23 (1)
Complete: 🔍
Cache ID: 216::103

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