What is CVE-2023-36321?

CVE-2023-36321 is a high-severity vulnerability in Covesa Dlt-Daemon, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2023-10-17.

How severe is CVE-2023-36321?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-36321 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Covesa Dlt-Daemon

CVE-2023-36321

Connected Vehicle Systems Alliance (COVESA) up to v2.18.8 was discovered to contain a buffer overflow via the component /shared/dlt_common.c.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (56.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Covesa Dlt-daemon
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

DiRaltvein/memory-corruption-examples

References

cve@mitre.org (Patch)
cve@mitre.org (Exploit, Issue Tracking)
cve@mitre.org (mailing-list)

Frequently asked questions

What is CVE-2023-36321?: CVE-2023-36321 is a high-severity vulnerability in Covesa Dlt-Daemon, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2023-10-17.
How severe is CVE-2023-36321?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-36321 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.