CVE-2015-0843

Name: CVE-2015-0843
Creator: NVD / NIST
Published: 2025-06-26T22:15:24.613+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2015-0843 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. yubiserver before 0.6 is prone to buffer overflows due to misuse of sprintf.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

yubiserver before 0.6 is prone to buffer overflows due to misuse of sprintf.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.39%

30.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Debian	Yubiserver	0.2-2
Debian	Yubiserver	0.5-2

References

http://www.include.gr/debian/yubiserver/#changelogRelease Notes
https://bugs.debian.org/796495Issue Tracking, Mailing List, Vendor Advisory

Timeline

Published: Jun 26, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2015-0843?

yubiserver before 0.6 is prone to buffer overflows due to misuse of sprintf.

How severe is CVE-2015-0843?

CVE-2015-0843 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2015-0843?

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-2015-0843?

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

Scan your code now

Source: NVD / NIST