CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.7 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in Cisco IOS 12.3/12.4 (Router Operating System). Affected is an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Memory leak in the SSLVPN feature in Cisco IOS 12.3 through 12.4 allows remote attackers to cause a denial of service (memory consumption and device crash) by disconnecting an SSL session in an abnormal manner, leading to a Transmission Control Block (TCB) leak.
The bug was discovered 03/25/2009. The weakness was released 03/27/2009 (Website). The advisory is shared for download at cisco.com. This vulnerability is traded as CVE-2009-0628 since 02/18/2009. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.
It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 49036 (Cisco IOS Software WebVPN and SSLVPN Vulnerabilities - Cisco Systems), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43154 (Cisco IOS Software WebVPN and SSLVPN Vulnerabilities (cisco-sa-20090325-webvpn)).
Applying a patch is able to eliminate this problem. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (49427) and Tenable (49036). Entries connected to this vulnerability are available at 47383, 47382, 47381 and 47380.
Product
Type
Vendor
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.6VulDB Meta Temp Score: 7.7
VulDB Base Score: 8.6
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Proof-of-Concept
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: 49036
Nessus Name: Cisco IOS Software WebVPN and SSLVPN Vulnerabilities - Cisco Systems
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 64169
OpenVAS Name: Ubuntu USN-743-1 (gs-gpl)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Timeline
02/18/2009 🔍03/25/2009 🔍
03/25/2009 🔍
03/25/2009 🔍
03/25/2009 🔍
03/25/2009 🔍
03/26/2009 🔍
03/26/2009 🔍
03/27/2009 🔍
03/27/2009 🔍
09/01/2010 🔍
03/17/2015 🔍
08/31/2019 🔍
Sources
Vendor: cisco.comAdvisory: cisco.com
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2009-0628 (🔍)
OVAL: 🔍
X-Force: 49427
SecurityTracker: 1021896
Vulnerability Center: 21388 - [cisco-sa-20090325-webvpn] Cisco IOS WebVPN/ SSLVPN Remote Memory Leak and DoS Vulnerability, High
SecurityFocus: 34239 - Cisco IOS WebVPN/SSLVPN Multiple Denial of Service Vulnerabilities
Secunia: 34438 - Cisco IOS Multiple Vulnerabilities, Moderately Critical
OSVDB: 53131 - Cisco IOS WebVPN and SSLVPN TCB memory leak denial of service
Vupen: ADV-2009-0851
See also: 🔍
Entry
Created: 03/17/2015 23:38Updated: 08/31/2019 14:34
Changes: 03/17/2015 23:38 (82), 08/31/2019 14:34 (5)
Complete: 🔍
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