What is CVE-2017-8911?

CVE-2017-8911 is a critical-severity vulnerability in Tnef Project, classified under Integer Underflow. CVSS score: 9.8/10. Published 2017-05-12.

How severe is CVE-2017-8911?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Integer overflow in Tnef Project

CVE-2017-8911

An integer underflow has been identified in the unicode_to_utf8() function in tnef 1.4.14. This might lead to invalid write operations, controlled by an attacker.

EPSS: 0.019 (77.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tnef_project Tnef — versions 1.4.14
N/a — versions n/a

Weakness classification (CWE)

CWE-191 — Integer Underflow

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)
cve@mitre.org (vendor-advisory, x_refsource_GENTOO)

Frequently asked questions

What is CVE-2017-8911?: CVE-2017-8911 is a critical-severity vulnerability in Tnef Project, classified under Integer Underflow. CVSS score: 9.8/10. Published 2017-05-12.
How severe is CVE-2017-8911?: Critical severity. CVSS v3 base score is 9.8 out of 10.