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CVE-2018-8453 CISA KEV · Actively exploitedLinked to ransomware

Vulnerability in Microsoft Windows 7

CVSS score

7.8

EPSS probability

%70.0

Risk score

10.9

Published

8 y ago

OverviewPublic Exploits (1)NewsroomVulnerability Timeline
Official patch verified

Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.

Impact on My Inventory

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Vulnerability description

DayBreach CVE AI Research

CVE-2018-8453 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2018-8453 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1microsoftWindows 7 View
2microsoftWindows Server 2012 R2 View
3microsoftwindows rt 8.1 View
4microsoftwindows server 2008 View
5microsoftwindows server 2019 View
6microsoftwindows server 2012 View
7microsoftWindows 8.1 View
8microsoftwindows server 2016 View
9microsoftWindows Server 2008 R2 View
10microsoftwindows 10 View
11microsoftWindows 10 Servers View
12microsoftwindows 10 1507 View
13microsoftwindows 10 1607 View
14microsoftwindows 10 1703 View
15microsoftwindows 10 1709 View
16microsoftwindows 10 1803 View
17microsoftwindows 10 1809 View
18microsoftWindows 7 View
19microsoftWindows 8.1 View
20microsoftwindows rt 8.1 View
21microsoftwindows server 1709 View
22microsoftwindows server 1803 View
23microsoftwindows server 2008 View
24microsoftwindows server 2008 View
25microsoftwindows server 2012 View
26microsoftwindows server 2012 View
27microsoftwindows server 2016 View
28microsoftwindows server 2019 View
Total affected vendors: 1|Products: 28

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
7.8CVSS V3_1HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HCVE ADP
7.8CVSS V31HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HNVD
7.2CVSS V2—AV:L/AC:L/Au:N/C:C/I:C/A:CNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

1 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

nvd

NVD tarafından Patch olarak etiketlenmiş referans

Open source
canonical

Apply updates per vendor instructions.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

CVE-2018-8453 : the database holds 1 public PoC/exploit sources for it. For direct links to the sources, open the Public Exploits tab.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-8453 is associated with the following CWEs:

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CWE-20: Improper Input Validation

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2018-8453 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureYerel erişim
PermissionsGerekmiyor
UserGerekiyor

Official Sources and Advisories

1041828vendor-advisoryhttps://securelist.com/cve-2018-8453-used-in-targeted-attackvendor-advisoryhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8453vendor-advisory105467vendor-advisoryhttp://packetstormsecurity.com/files/153669/Microsoft-Windows-NtUserSetWindowFNID-Win32k-User-Callback.htmlvendor-advisoryhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8453nvdCISA Known Exploited Vulnerabilities Catalogkev

CVSS Vector Radar Chart

7.8 / 10
Attack VectorLocalComplexityLowPrivilegesNoneUser Interact.RequiredConfidentialityLowIntegrityHighAvailabilityHigh

Vulnerability Scoring Details

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone required
User Interaction—
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)High
Availability (Erişilebilirlik)High

Yama doğrulandı

1 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

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CVE-2018-8453 · Vulnerability in Microsoft Windows 7 · DayBreach