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Case File

CVE-2017-5581

CRITICAL · CVSS 9.8 EPSS 4.25% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-02-28 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗ github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2017-5581
Severity
CRITICAL
CVSS
9.8
EPSS
4.25%

Original NVD Description

Buffer overflow in the ModifiablePixelBuffer::fillRect function in TigerVNC before 1.7.1 allows remote servers to execute arbitrary code via an RRE message with subrectangle outside framebuffer boundaries.