CVE-2018-10756
Use-after-free in libtransmission/variant.c in Transmission before 3.00 allows remote attackers...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2018-10756- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-416
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2018-10756- Updated
- 2026-11-02
EUVDEUVD-2018-2826 No score
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.
- Record
EUVD-2018-2826- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7mv4-3q74-r9q2 No score
Use-after-free in libtransmission/variant.c in Transmission before 3.00 allows remote attackers...
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.
- Record
GHSA-7mv4-3q74-r9q2- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2018-10756- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-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.
- Record
DEBIAN-CVE-2018-10756- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-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.
- Record
UBUNTU-CVE-2018-10756- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVMGASA-2020-0235 No score
Updated transmission packages fix security vulnerability
Updated transmission packages fix security vulnerability:
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 (CVE-2018-10756).
- Record
MGASA-2020-0235- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
transmissionDebian:12 |
before 3.00-1 | 3.00-1 |
transmissionDebian:13 |
before 3.00-1 | 3.00-1 |
transmissionDebian:14 |
before 3.00-1 | 3.00-1 |
transmissionDebian:8 |
before 2.84-0.2+deb8u2, plus listed versions 2.84-0.22.84-0.2+deb8u1 |
2.84-0.2+deb8u2 |
transmissionDebian:9 |
before 2.92-2+deb9u2, plus listed versions 2.92-22.92-2+deb9u1 |
2.92-2+deb9u2 |
transmissionMageia:7 |
before 2.94-4.1.mga7 | 2.94-4.1.mga7 |
transmissionUbuntu:16.04:LTS |
All versions, plus listed versions 2.84-1ubuntu12.84-22.84-32.84-3ubuntu12.84-3ubuntu22.84-3ubuntu32.84-3ubuntu3.1 |
None known |
transmissionUbuntu:18.04:LTS |
All versions, plus listed versions 2.92-2ubuntu32.92-3ubuntu12.92-3ubuntu2 |
None known |
transmissionUbuntu:20.04:LTS |
All versions, plus listed versions 2.94-2ubuntu12.94-2ubuntu22.94-2ubuntu3 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-10756 is a high vulnerability (CVSS 7.8) in Transmissionbt Transmission, published May 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.70%, the 85th percentile. Fixed in transmission 3.00-1.
References
github.com/transmission/transmission/commit/2123adf8e5e1c2b48791f9d22fc8c747e974180e
tomrichards.net/2020/05/cve-2018-10756-transmission
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OVAG2HNKNRLWOACFN5F2ANJD2SQ53WI7
lists.debian.org/debian-lts-announce/2020/05/msg00022.html
security.gentoo.org/glsa/202007-07
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nvd.nist.gov/vuln/detail/CVE-2018-10756
security-tracker.debian.org/tracker/CVE-2018-10756
advisories.mageia.org/MGASA-2020-0235.html
bugs.mageia.org/show_bug.cgi?id=26656
ubuntu.com/security/CVE-2018-10756
cve.org/CVERecord?id=CVE-2018-10756