Cisco Pix Firewall 520 prior 8.0 Proxy Function resource management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability was found in Cisco Pix Firewall 520 (Firewall Software). It has been classified as critical. This affects some unknown functionality of the component Proxy Function. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:
Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.0 before 8.0(5.20), 8.1 before 8.1(2.48), 8.2 before 8.2(3), and 8.3 before 8.3(2.1), when the RIP protocol and the Cisco Phone Proxy functionality are configured, allow remote attackers to cause a denial of service (device reload) via a RIP update, aka Bug ID CSCtg66583.
The weakness was published 02/25/2011 with Cisco (Website). The advisory is shared at xforce.iss.net. This vulnerability is uniquely identified as CVE-2011-0395. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.
The vulnerability scanner Nessus provides a plugin with the ID 52586 (Cisco ASA 5500 Series Multiple Vulnerabilities (cisco-sa-20110223-asa)), 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 43206 (Cisco ASA 5500 Series Adaptive Security Appliances Multiple Vulnerabilities (cisco-sa-20110223-asa)).
Upgrading to version 8.0 eliminates this vulnerability.
The vulnerability is also documented in the databases at X-Force (65590) and Tenable (52586). Similar entries are available at 56626, 56624 and 56623.
Product
Type
Vendor
Name
License
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.2
VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
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VulDB Reliability: 🔍
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Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 52586
Nessus Name: Cisco ASA 5500 Series Multiple Vulnerabilities (cisco-sa-20110223-asa)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Pix Firewall 520 8.0
Timeline
01/07/2011 🔍02/23/2011 🔍
02/23/2011 🔍
02/24/2011 🔍
02/25/2011 🔍
02/25/2011 🔍
03/20/2015 🔍
10/18/2021 🔍
Sources
Vendor: cisco.comAdvisory: xforce.iss.net
Organization: Cisco
Status: Not defined
CVE: CVE-2011-0395 (🔍)
X-Force: 65590
Vulnerability Center: 29935 - [cisco-sa-20110223-asa] Cisco ASA 5500 series security appliances Remote DoS Vulnerability, Medium
SecurityFocus: 46524 - Cisco ASA 5500 Series Adaptive Security Appliances Multiple Vulnerabilities
Secunia: 43488
See also: 🔍
Entry
Created: 03/20/2015 16:16Updated: 10/18/2021 08:58
Changes: 03/20/2015 16:16 (57), 03/16/2017 16:05 (10), 10/18/2021 08:55 (4), 10/18/2021 08:58 (1)
Complete: 🔍
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