Critical severity · published Feb 20, 2024
CVE-2023-45318
A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP git commit 80d4004
9.8
CVSS
1.7%
EPSS
No
On KEV
Description
A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP git commit 80d4004. A specially crafted network packet can lead to arbitrary code execution. An attacker can send a malicious packet to trigger this vulnerability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GP
Gecko Platform · Silicon Labs
Silicon Labs Gecko Platform 4.3.2.0 · source: vendor, CISA
UC
uC-HTTP · Weston Embedded
git commit 80d4004 · source: vendor, NVD, CISA
GS
Gecko Software Development Kit · Silabs
4.3.2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-45318
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-45318
Exploit
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1843
www.talosintelligence.com
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1843
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