Buffer overflow in Ytnef_project Ytnef

CVE-2017-9146

The TNEFFillMapi function in lib/ytnef.c in libytnef in ytnef through 1.9.2 does not ensure a nonzero count value before a certain memory allocation, which allows remote attackers to cause a denial of service (heap-based buffer overflow an…

Vulnerability class: Buffer Overflow

EPSS: 0.024 (81.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-9146?
CVE-2017-9146 is a high-severity vulnerability in Ytnef_project Ytnef, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2017-05-22.
How severe is CVE-2017-9146?
High severity. CVSS v3 base score is 8.8 out of 10.