CVE-2018-10756

Name: CVE-2018-10756
Creator: NVD / NIST
Published: 2020-05-15T16:15:11.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 2.63%

Last modified Jun 17, 2026

CVE-2018-10756 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Use-after-free in libtransmission/variant.c in Transmission before 3.00 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted torrent file.. EPSS estimates a 2.63% chance of exploitation in the next 30 days.

Description

Use-after-free in libtransmission/variant.c in Transmission before 3.00 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted torrent file.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

2.63%

83.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Transmissionbt	Transmission	< 3.00
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Fedoraproject	Fedora	31
Fedoraproject	Fedora	32

References

https://github.com/transmission/transmission/commit/2123adf8e5e1c2b48791f9d22fc8c747e974180ePatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00022.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00001.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CD3GLZ5URIK74RCGLSH72IVLDIJJMLQC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OVAG2HNKNRLWOACFN5F2ANJD2SQ53WI7/
https://security.gentoo.org/glsa/202007-07Third Party Advisory
https://tomrichards.net/2020/05/cve-2018-10756-transmission/Exploit, Mitigation, Vendor Advisory
https://github.com/transmission/transmission/commit/2123adf8e5e1c2b48791f9d22fc8c747e974180ePatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00022.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00001.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CD3GLZ5URIK74RCGLSH72IVLDIJJMLQC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OVAG2HNKNRLWOACFN5F2ANJD2SQ53WI7/
https://security.gentoo.org/glsa/202007-07Third Party Advisory
https://tomrichards.net/2020/05/cve-2018-10756-transmission/Exploit, Mitigation, Vendor Advisory

Timeline

Published: May 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-10756?

Use-after-free in libtransmission/variant.c in Transmission before 3.00 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted torrent file.

How severe is CVE-2018-10756?

CVE-2018-10756 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 2.63% probability of exploitation in the next 30 days.

How do I fix CVE-2018-10756?

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-2018-10756?

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

Scan your code now

Source: NVD / NIST