9.8

CVE-2022-2993: zephyrproject-rtos zephyr

CVSS: 9.8v3.1CriticalModified
Published 12-12-2022Last modified 22-04-2025
Open JSON

Vulnerability summary

CVE-2022-2993 is a critical (CVSS 9.8) vulnerability in zephyrproject-rtos zephyr. EPSS estimates a 0.59% chance of exploitation in the next 30 days, higher than 47.5% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
0.59%
0%100%
Low · +0.04 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 12-12-2022
    PublishedVulnerability first disclosed.
  2. 22-04-2025
    Last modifiedVulnerability information updated.

Description

There is an error in the condition of the last if-statement in the function smp_check_keys. It was rejecting current keys if all requirements were unmet.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.59%

Chance of exploitation in the next 30 days

Percentile

48%

Versus all other CVEs

30-day change

+0.04 pp

From 0.56% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.59%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Zephyrproject1 product
Zephyrproject-rtos1 product
  • zephyr≥ unspecified, ≤ v3.1

2 vendors · 2 products

References

1 links