CVE-2021-34393
Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though...
Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though the TSEC TA does not expose any command. This vulnerability might allow an attacker to exploit the deserializer to impact code execution, causing information disclosure.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though the TSEC TA does not expose any command. This vulnerability might allow an attacker to exploit the deserializer to impact code execution, causing information disclosure.
- Record
CVE-2021-34393- CVSS 3.1
- 4.2 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
EUVDEUVD-2021-21051
Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though the TSEC TA does not expose any command. This vulnerability might allow an attacker to exploit the deserializer to impact code execution, causing information disclosure.
- Record
EUVD-2021-21051- CVSS 3.1
- 4.2 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4v94-29mp-g6pq No score
Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though...
Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though the TSEC TA does not expose any command. This vulnerability might allow an attacker to exploit the deserializer to impact code execution, causing information disclosure.
- Record
GHSA-4v94-29mp-g6pq- Weakness
- CWE-502
- Updated
- 2026-11-02
NVD
Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though the TSEC TA does not expose any command. This vulnerability might allow an attacker to exploit the deserializer to impact code execution, causing information disclosure.
- Record
CVE-2021-34393- CVSS 3.1
- 4.2 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N - CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-502
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34393 is a medium vulnerability (CVSS 4.2) in Nvidia Jetson Linux, published June 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 22nd percentile. No source names a fixed version.