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Case File

CVE-2019-17263

LOW · CVSS 3.3 EPSS 0.52% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-10-06 · Last synced 2026-08-04

CyberRota Analysis

This is a low severity vulnerability with a CVSS score of 3.3. It affects GitHub. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

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

External Security References

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

CVE
CVE-2019-17263
Severity
LOW
CVSS
3.3
EPSS
0.52%
GitHub

Original NVD Description

In libyal libfwsi before 20191006, libfwsi_extension_block_copy_from_byte_stream in libfwsi_extension_block.c has a heap-based buffer over-read because rejection of an unsupported size only considers values less than 6, even though values of 6 and 7 are also unsupported. NOTE: the vendor has disputed this as described in the GitHub issue