CVE-2020-29394
A buffer overflow in the dlt_filter_load function in dlt_common.c from dlt-daemon through 2.18.5 (GENIVI Diagnostic Log and Trace) allows arbitrary code execution because fscanf is misused (no limit on the number of characters to be read in the format…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A buffer overflow in the dlt_filter_load function in dlt_common.c from dlt-daemon through 2.18.5 (GENIVI Diagnostic Log and Trace) allows arbitrary code execution because fscanf is misused (no limit on the number of characters to be read in the format argument).
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.94% probability · 80th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- genivi/diagnostic log and trace · debian/debian linux
- Source
- cve@mitre.org
EPSS 1.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/GENIVI/dlt-daemon/issues/274Exploit, Patch, Third Party Advisory
- https://github.com/GENIVI/dlt-daemon/pull/275Patch, Third Party Advisory
- https://github.com/GENIVI/dlt-daemon/pull/288Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00016.htmlMailing List, Third Party Advisory
- https://github.com/GENIVI/dlt-daemon/issues/274Exploit, Patch, Third Party Advisory
- https://github.com/GENIVI/dlt-daemon/pull/275Patch, Third Party Advisory
- https://github.com/GENIVI/dlt-daemon/pull/288Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00016.htmlMailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.