VDB-125960 · CVE-2018-3971 · BID 105743

Sophos HitmanPro.Alert 3.7.6.744 IOCTL Handler Function IRP Request write-what-where condition

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Sophos HitmanPro.Alert 3.7.6.744. Affected is an unknown function of the component IOCTL Handler Function. Such manipulation as part of IRP Request leads to write-what-where condition. This vulnerability is referenced as CVE-2018-3971. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability was found in Sophos HitmanPro.Alert 3.7.6.744 and classified as critical. Affected by this issue is some unknown functionality of the component IOCTL Handler Function. The manipulation as part of a IRP Request leads to a write-what-where condition vulnerability. Using CWE to declare the problem leads to CWE-123. Any condition where the attacker has the ability to write an arbitrary value to an arbitrary location, often as the result of a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An exploitable arbitrary write vulnerability exists in the 0x2222CC IOCTL handler functionality of Sophos HitmanPro.Alert 3.7.6.744. A specially crafted IRP request can cause the driver to write data under controlled by an attacker address, resulting in memory corruption. An attacker can send IRP request to trigger this vulnerability.

The bug was discovered 10/25/2018. The weakness was published 10/25/2018 by Cisco with Cisco Talos (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2018-3971 since 01/01/2018. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105743†). Similar entry is available at VDB-125959. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 9.3
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: Write-what-where condition
CWE: CWE-123 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

01/01/2018 🔍
10/25/2018 +296 days 🔍
10/25/2018 +0 days 🔍
10/25/2018 +0 days 🔍
10/25/2018 +0 days 🔍
10/26/2018 +1 days 🔍
06/03/2023 +1681 days 🔍

Sourcesinfo

Vendor: sophos.com

Advisory: securityfocus.com⛔
Researcher: Cisco
Organization: Cisco Talos
Status: Not defined

CVE: CVE-2018-3971 (🔍)
GCVE (CVE): GCVE-0-2018-3971
GCVE (VulDB): GCVE-100-125960
SecurityFocus: 105743 - Sophos HitmanPro.Alert Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 10/26/2018 06:51
Updated: 06/03/2023 07:39
Changes: 10/26/2018 06:51 (63), 04/06/2020 17:04 (4), 06/03/2023 07:39 (14)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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