What is the CVSS score of CVE-2016-8877?

CVE-2016-8877 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.5%.

Is there a patch available for CVE-2016-8877?

Yes, a patch is available for CVE-2016-8877. Update the affected software to the latest version immediately.

Phantompdf CVE-2016-8877

HIGH

Out-of-bounds Write (CWE-787)

2016-10-31 cve@mitre.org

Memory Corruption Buffer Overflow RCE Microsoft Phantompdf Reader

8.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Oct 31, 2016 - 10:59 cve.org

HIGH 8.8

DescriptionCVE.org

Heap buffer overflow (Out-of-Bounds write) vulnerability in Foxit Reader and PhantomPDF before 8.1 on Windows allows remote attackers to execute arbitrary code via a crafted JPEG2000 image embedded in a PDF document, aka a "corrupted suffix pattern" issue.

AnalysisAI

Heap buffer overflow (Out-of-Bounds write) vulnerability in Foxit Reader and PhantomPDF before 8.1 on Windows allows remote attackers to execute arbitrary code via a crafted JPEG2000 image embedded. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. Heap buffer overflow (Out-of-Bounds write) vulnerability in Foxit Reader and PhantomPDF before 8.1 on Windows allows remote attackers to execute arbitrary code via a crafted JPEG2000 image embedded in a PDF document, aka a "corrupted suffix pattern" issue. Affected products include: Foxitsoftware Phantompdf, Foxitsoftware Reader. Version information: before 8.1.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).