ZoneLabs ZoneAlarm 5.5.062.011/5.5.080.000 NtConnectPort null pointer dereference
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.9 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in ZoneLabs ZoneAlarm 5.5.062.011/5.5.080.000 (Firewall Software). This vulnerability affects the function NtConnectPort
. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:
vsdatant.sys in Zone Lab ZoneAlarm before 5.5.062.011, ZoneAlarm Wireless before 5.5.080.000, Check Point Integrity Client 4.x before 4.5.122.000 and 5.x before 5.1.556.166 do not properly verify that the ServerPortName argument to the NtConnectPort function is a valid memory address, which allows local users to cause a denial of service (system crash) when ZoneAlarm attempts to dereference an invalid pointer.
The bug was discovered 01/06/2005. The weakness was released 02/11/2005 by iDefense Labs with iDEFENSE (Website). The advisory is shared for download at download.zonelabs.com. This vulnerability was named CVE-2005-0114 since 01/18/2005. Access to the local network is required for this attack. No form of authentication is required for a successful exploitation. Technical details and also a exploit are known.
It is possible to download the exploit at idefense.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 36 days. During that time the estimated underground price was around $0-$5k.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at download.zonelabs.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Entry connected to this vulnerability is available at VDB-1217.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 3.9
VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Null pointer dereferenceCWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Partially
Availability: 🔍
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Patch: download.zonelabs.com
Timeline
01/06/2005 🔍01/18/2005 🔍
02/11/2005 🔍
02/11/2005 🔍
02/11/2005 🔍
02/11/2005 🔍
02/11/2005 🔍
02/14/2005 🔍
02/14/2005 🔍
02/16/2005 🔍
07/01/2019 🔍
Sources
Advisory: download.zonelabs.comResearcher: iDefense Labs
Organization: iDEFENSE
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2005-0114 (🔍)
SecurityTracker: 1013165
SecurityFocus: 12531 - Zone Labs ZoneAlarm Local Denial of Service Vulnerability
Secunia: 14256 - ZoneAlarm / Integrity "NtConnectPort()" Hook Invalid Pointer Dereference, Not Critical
OSVDB: 13769 - ZoneAlarm vsdatant.sys NtConnectPort() Hook Invalid Pointer Dereference Remote DoS
See also: 🔍
Entry
Created: 02/16/2005 12:21Updated: 07/01/2019 12:28
Changes: 02/16/2005 12:21 (78), 07/01/2019 12:28 (2)
Complete: 🔍
Cache ID: 18:8EE:103
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