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CVE-2020-20276

CRITICALCVSS 9.8/10EPSS 3.29%

Last modified

CVE-2020-20276 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An unauthenticated stack-based buffer overflow vulnerability in common.c's handle_PORT in uftpd FTP server versions 2.10 and earlier can be abused to cause a crash and could potentially lead to remote code execution.. EPSS estimates a 3.29% chance of exploitation in the next 30 days.

Description

An unauthenticated stack-based buffer overflow vulnerability in common.c's handle_PORT in uftpd FTP server versions 2.10 and earlier can be abused to cause a crash and could potentially lead to remote code execution.

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
3.29%

86.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
TroglobitUftpd<= 2.10

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-20276?
An unauthenticated stack-based buffer overflow vulnerability in common.c's handle_PORT in uftpd FTP server versions 2.10 and earlier can be abused to cause a crash and could potentially lead to remote code execution.
How severe is CVE-2020-20276?
CVE-2020-20276 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.29% probability of exploitation in the next 30 days.
How do I fix CVE-2020-20276?
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-2020-20276?

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

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Source: NVD / NIST