Buffer overflow in Silabs Micrium Uc-Http
CVE-2022-24942
Heap based buffer overflow in HTTP Server functionality in Micrium uC-HTTP 3.01.01 allows remote code execution via HTTP request.
Vulnerability class: Buffer Overflow
Published · last modified .
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:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.021 · change: +0.000
Affected products
- Silabs Micrium Uc-Http — versions 3.01.01
- Silabs.com Gecko Platform — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/SiliconLabs/gecko_sdk/blame/v4.1.1/platform/micrium_os/net/source/ht… (Exploit, Third Party Advisory, patch)
- community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000KlMPOQA3 (Permissions Required, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-24942?
- CVE-2022-24942 is a critical-severity vulnerability in Silabs Micrium Uc-Http, classified under Heap-based Buffer Overflow. CVSS score: 9.1/10. Published 2022-11-15.
- How severe is CVE-2022-24942?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2022-24942 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.