CVE-2017-6303

Name: CVE-2017-6303
Creator: NVD / NIST
Published: 2017-02-24T04:59:00.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.28%

Last modified Jun 17, 2026

CVE-2017-6303 is a vulnerability of currently unknown severity. An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "6 of 9. EPSS estimates a 1.28% chance of exploitation in the next 30 days.

Description

An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "6 of 9. Invalid Write and Integer Overflow."

Metrics

EPSS Probability

1.28%

66.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Ytnef Project	Ytnef	<= 1.9
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0

References

http://www.debian.org/security/2017/dsa-3846Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/15/4Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/96423Third Party Advisory, VDB Entry
https://github.com/Yeraze/ytnef/pull/27Issue Tracking, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/
https://www.x41-dsec.de/lab/advisories/x41-2017-002-ytnef/Patch, Third Party Advisory
http://www.debian.org/security/2017/dsa-3846Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/15/4Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/96423Third Party Advisory, VDB Entry
https://github.com/Yeraze/ytnef/pull/27Issue Tracking, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFJWMUEUC4ILH2HEOCYVVLQT654ZMCGQ/
https://www.x41-dsec.de/lab/advisories/x41-2017-002-ytnef/Patch, Third Party Advisory

Timeline

Published: Feb 24, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-6303?

An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "6 of 9. Invalid Write and Integer Overflow."

How severe is CVE-2017-6303?

Severity scoring for CVE-2017-6303 is pending analysis. The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.

How do I fix CVE-2017-6303?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-6303?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST