9.8

CVE-2023-48693: azure-rtos threadx Improper Input Validation

CVSS: 9.8v3.1CriticalModified
Published 05-12-2023Last modified 02-08-2024
Open JSON

Vulnerability summary

CVE-2023-48693 is a critical (CVSS 9.8) Improper Input Validation vulnerability in azure-rtos threadx. EPSS estimates a 1.30% chance of exploitation in the next 30 days, higher than 69.9% 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
1.30%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 05-12-2023
    PublishedVulnerability first disclosed.
  2. 02-08-2024
    Last modifiedVulnerability information updated.

Description

Azure RTOS ThreadX is an advanced real-time operating system (RTOS) designed specifically for deeply embedded applications. An attacker can cause arbitrary read and write due to vulnerability in parameter checking mechanism in Azure RTOS ThreadX, which may lead to privilege escalation. The affected components include RTOS ThreadX v6.2.1 and below. The fixes have been included in ThreadX release 6.3.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.30%

Chance of exploitation in the next 30 days

Percentile

70%

Versus all other CVEs

30-day change

0.00 pp

From 1.30% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.30%

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

Azure-rtos1 product
Microsoft1 product

2 vendors · 2 products

References

1 links