Buffer overflow in Axis Axis_os

CVE-2021-31986

User controlled parameters related to SMTP notifications are not correctly validated. This can lead to a buffer overflow resulting in crashes and data leakage.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (51.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-31986?
CVE-2021-31986 is a medium-severity vulnerability in Axis Axis_os, classified under Heap-based Buffer Overflow. CVSS score: 6.8/10. Published 2021-10-05.
How severe is CVE-2021-31986?
Medium severity. CVSS v3 base score is 6.8 out of 10.
Is CVE-2021-31986 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.