What is the CVSS score of CVE-2018-0833?

CVE-2018-0833 has a CVSS 3.0 base score of 5.3 (Medium). CVSS vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 40.6%.

Is there a public PoC exploit available for CVE-2018-0833?

Yes, a public proof-of-concept exploit is available for CVE-2018-0833. Prioritise patching immediately. EPSS: 40.6%.

Is there a patch available for CVE-2018-0833?

Yes, a patch is available for CVE-2018-0833. Update the affected software to the latest version immediately.

Windows 8 1 CVE-2018-0833

MEDIUM

NULL Pointer Dereference (CWE-476)

2018-02-15 secure@microsoft.com

Null Pointer Dereference Microsoft Denial Of Service Windows 8 1 Windows Rt 8 1 Windows Server 2012

5.3

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Feb 15, 2018 - 02:29 nvd

MEDIUM 5.3

DescriptionNVD

The Microsoft Server Message Block 2.0 and 3.0 (SMBv2/SMBv3) client in Windows 8.1 and RT 8.1 and Windows Server 2012 R2 allows a denial of service vulnerability due to how specially crafted requests are handled, aka "SMBv2/SMBv3 Null Dereference Denial of Service Vulnerability".

AnalysisAI

The Microsoft Server Message Block 2.0 and 3.0 (SMBv2/SMBv3) client in Windows 8.1 and RT 8.1 and Windows Server 2012 R2 allows a denial of service vulnerability due to how specially crafted requests. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable. Public exploit code available.

Technical ContextAI

This vulnerability is classified as NULL Pointer Dereference (CWE-476), which allows attackers to crash the application by dereferencing a null pointer. The Microsoft Server Message Block 2.0 and 3.0 (SMBv2/SMBv3) client in Windows 8.1 and RT 8.1 and Windows Server 2012 R2 allows a denial of service vulnerability due to how specially crafted requests are handled, aka "SMBv2/SMBv3 Null Dereference Denial of Service Vulnerability". Affected products include: Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2012.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Check pointers before dereferencing. Use static analysis tools to detect null pointer paths.