What is CVE-2017-11190?

CVE-2017-11190 is a high-severity vulnerability in Rarzilla Unrar-Free, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-07-12.

How severe is CVE-2017-11190?

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

Buffer overflow in Rarzilla Unrar-Free

CVE-2017-11190

unrarlib.c in unrar-free 0.0.1, when _DEBUG_LOG mode is enabled, might allow remote attackers to cause a denial of service (stack-based buffer overflow and application crash) or possibly have unspecified other impact via an RAR archive containing a long filename.

Vulnerability class: Buffer Overflow

Published 2017-07-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (62.0th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Rarzilla Unrar-Free — versions 0.0.1

Weakness classification (CWE)

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

References

github.com/0x09AL/my-exploits/blob/master/pocs/unrar-free/buffer-overflow/DESCR… (Third Party Advisory)

Frequently asked questions

What is CVE-2017-11190?: CVE-2017-11190 is a high-severity vulnerability in Rarzilla Unrar-Free, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-07-12.
How severe is CVE-2017-11190?: High severity. CVSS v3 base score is 7.8 out of 10.