What is CVE-2020-13910?

CVE-2020-13910 is a critical-severity vulnerability in Pengutronix Barebox, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2020-06-07.

How severe is CVE-2020-13910?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Is CVE-2020-13910 known to be exploited?

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

Out-of-bounds Read in Pengutronix Barebox

CVE-2020-13910

Pengutronix Barebox through v2020.05.0 has an out-of-bounds read in nfs_read_reply in net/nfs.c because a field of an incoming network packet is directly used as a length field without any bounds check.

Vulnerability class: Buffer Overflow

Published 2020-06-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (68.4th percentile), scored 2026-10-21.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Pengutronix Barebox

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

Public proof-of-concept exploits

References

git.pengutronix.de/cgit/barebox/commit/net/nfs.c (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-13910?: CVE-2020-13910 is a critical-severity vulnerability in Pengutronix Barebox, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2020-06-07.
How severe is CVE-2020-13910?: Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2020-13910 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.