WibuKey Network Server Management 6.40.2402.500 TCP Packet WkbProgramLow memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in WibuKey Network Server Management 6.40.2402.500 and classified as critical. Impacted is the function WkbProgramLow of the component TCP Packet Handler. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2018-3991. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in WibuKey Network Server Management 6.40.2402.500. It has been rated as critical. This issue affects the function WkbProgramLow of the component TCP Packet Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An exploitable heap overflow vulnerability exists in the WkbProgramLow function of WibuKey Network server management, version 6.40.2402.500. A specially crafted TCP packet can cause a heap overflow, potentially leading to remote code execution. An attacker can send a malformed TCP packet to trigger this vulnerability.

The bug was discovered 02/12/2019. The weakness was presented 02/05/2019 (Website). The advisory is shared at securityfocus.com. The identification of this vulnerability is CVE-2018-3991 since 01/02/2018. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See VDB-130551 and VDB-130552 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 10.0
CNA Vector (Talos): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/02/2018 🔍
02/05/2019 +399 days 🔍
02/06/2019 +1 days 🔍
02/12/2019 +6 days 🔍
07/06/2023 +1605 days 🔍

Sourcesinfo

Advisory: ssa-760124⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-3991 (🔍)
GCVE (CVE): GCVE-0-2018-3991
GCVE (VulDB): GCVE-100-130553
SecurityFocus: 107005

See also: 🔍

Entryinfo

Created: 02/06/2019 13:47
Updated: 07/06/2023 10:04
Changes: 02/06/2019 13:47 (55), 05/08/2020 14:17 (3), 07/06/2023 10:02 (4), 07/06/2023 10:04 (12)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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