CVE-2020-36244
The daemon in GENIVI Diagnostic Log and Trace (DLT) before 2.18.6 has a heap-based buffer...
The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).
- Record
CVE-2020-36244- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).
- Record
CVE-2020-36244- Updated
- 2026-11-02
EUVDEUVD-2020-23788 No score
The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).
- Record
EUVD-2020-23788- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rqph-xm6j-r2mf
The daemon in GENIVI Diagnostic Log and Trace (DLT) before 2.18.6 has a heap-based buffer...
The daemon in GENIVI Diagnostic Log and Trace (DLT) before 2.18.6 has a heap-based buffer overflow in dlt_buffer_write_block in shared/dlt_common.c.
- Record
GHSA-rqph-xm6j-r2mf- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
OSV
The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).
- Record
CVE-2020-36244- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2020-36244
The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).
- Record
DEBIAN-CVE-2020-36244- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-36244
The daemon in GENIVI diagnostic log and trace (DLT), is vulnerable to a heap-based buffer overflow that could allow an attacker to remotely execute arbitrary code on the DLT-Daemon (versions prior to 2.18.6).
- Record
UBUNTU-CVE-2020-36244- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
dlt-daemonDebian:12 |
before 2.18.6-1 | 2.18.6-1 |
dlt-daemonDebian:13 |
before 2.18.6-1 | 2.18.6-1 |
dlt-daemonDebian:14 |
before 2.18.6-1 | 2.18.6-1 |
dlt-daemonDebian:10 From an advisory covering 3 CVEs |
before 2.18.0-1+deb10u1, plus listed versions 2.18.0-1 |
2.18.0-1+deb10u1 |
dlt-daemonUbuntu:20.04:LTS |
All versions, plus listed versions 2.18.4-0.1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| 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-2020-36244 is a critical vulnerability (CVSS 9.8) in Genivi Diagnostic Log And Trace, published February 10, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.41%, the 91st percentile. Fixed in dlt-daemon 2.18.6-1.