CVE-2018-1000300

Name: CVE-2018-1000300
Creator: NVD / NIST
Published: 2018-05-24T13:29:01.337+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.86%

Last modified Jun 17, 2026

CVE-2018-1000300 is a vulnerability of currently unknown severity. curl version curl 7.54.1 to and including curl 7.59.0 contains a CWE-122: Heap-based Buffer Overflow vulnerability in denial of service and more that can result in curl might overflow a heap based memory buffer when closing down an FTP connection with very long server command replies.. This vulnerability appears to have been fixed in curl < 7.54.1 and curl >= 7.60.0.. EPSS estimates a 4.86% chance of exploitation in the next 30 days.

Description

curl version curl 7.54.1 to and including curl 7.59.0 contains a CWE-122: Heap-based Buffer Overflow vulnerability in denial of service and more that can result in curl might overflow a heap based memory buffer when closing down an FTP connection with very long server command replies.. This vulnerability appears to have been fixed in curl < 7.54.1 and curl >= 7.60.0.

Metrics

EPSS Probability

4.86%

90.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Haxx	Curl	>= 7.54.1, <= 7.59.0
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	17.10
Canonical	Ubuntu Linux	18.04

References

http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.htmlPatch
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch
http://www.securityfocus.com/bid/104207Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040933Third Party Advisory, VDB Entry
https://curl.haxx.se/docs/adv_2018-82c2.htmlPatch, Vendor Advisory
https://security.gentoo.org/glsa/201806-05Third Party Advisory
https://usn.ubuntu.com/3648-1/Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.htmlPatch
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.htmlPatch
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch
http://www.securityfocus.com/bid/104207Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040933Third Party Advisory, VDB Entry
https://curl.haxx.se/docs/adv_2018-82c2.htmlPatch, Vendor Advisory
https://security.gentoo.org/glsa/201806-05Third Party Advisory
https://usn.ubuntu.com/3648-1/Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.htmlPatch

Timeline

Published: May 24, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000300?

How severe is CVE-2018-1000300?

Severity scoring for CVE-2018-1000300 is pending analysis. The EPSS model estimates a 4.86% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000300?

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-2018-1000300?

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

Scan your code now

Source: NVD / NIST