Cisco ASA 9.3(2.243)/100.13(0.21) OSPFv2 Packet resource management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.7 | $0-$5k | 0.00 |
A vulnerability has been found in Cisco ASA 9.3(2.243)/100.13(0.21) (Firewall Software) and classified as problematic. This vulnerability affects an unknown code block of the component OSPFv2 Packet Handler. 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. CVE summarizes:
Cisco Adaptive Security Appliance (ASA) Software 9.3(2.243) and 100.13(0.21) allows remote attackers to cause a denial of service (device reload) by sending crafted OSPFv2 packets on the local network, aka Bug ID CSCus84220.
The weakness was published 07/02/2015 with Cisco as 39612 as confirmed vulnerability alert (Website). The advisory is available at tools.cisco.com. This vulnerability was named CVE-2015-4239 since 06/04/2015. The exploitation appears to be easy. Access to the local network is required for this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.
Applying a patch is able to eliminate this problem.
The vulnerability is also documented in the vulnerability database at X-Force (104349).
Product
Type
Vendor
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 5.7
VulDB Base Score: 6.5
VulDB Temp Score: 5.7
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VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
ATT&CK: Unknown
Local: No
Remote: Partially
Availability: 🔍
Status: Unproven
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EPSS Percentile: 🔍
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OpenVAS ID: 800316
OpenVAS Name: Cisco ASA OSPFv2 DoS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Timeline
06/04/2015 🔍07/02/2015 🔍
07/02/2015 🔍
07/03/2015 🔍
07/03/2015 🔍
07/03/2015 🔍
07/03/2015 🔍
07/05/2015 🔍
07/03/2017 🔍
Sources
Vendor: cisco.comAdvisory: 39612
Organization: Cisco
Status: Confirmed
CVE: CVE-2015-4239 (🔍)
X-Force: 104349 - Cisco Adaptive Security Appliance OSPFv2 denial of service
SecurityTracker: 1032780 - Cisco ASA OSPFv2 Processing Flaw Lets Remote Users on the Local Network Cause Denial of Service Conditions
Vulnerability Center: 50979 - Cisco Adaptive Security Appliance (ASA) Remote DoS via Crafted OSPFv2 Packets, Medium
SecurityFocus: 75543 - Cisco Adaptive Security Appliance (ASA) Software CVE-2015-4239 Denial of Service Vulnerability
Entry
Created: 07/03/2015 10:52Updated: 07/03/2017 08:59
Changes: 07/03/2015 10:52 (61), 07/03/2017 08:59 (13)
Complete: 🔍
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