What is CVE-2017-8803?

CVE-2017-8803 is a high-severity vulnerability in Mh-nexus Hex_editor, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-07-05.

How severe is CVE-2017-8803?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Mh-nexus Hex_editor

CVE-2017-8803

Notepad++ 7.3.3 (32-bit) with Hex Editor Plugin v0.9.5 might allow user-assisted attackers to execute code via a crafted file, because of a "Data from Faulting Address controls Code Flow" issue. One threat model is a victim who obtains an…

Vulnerability class: Buffer Overflow

EPSS: 0.003 (54.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Mh-nexus Hex_editor — versions 0.9.5
Notepad-plus-plus Notepad\+\+ — versions 7.3.3
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2017-8803?: CVE-2017-8803 is a high-severity vulnerability in Mh-nexus Hex_editor, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-07-05.
How severe is CVE-2017-8803?: High severity. CVSS v3 base score is 7.8 out of 10.