CVE-2018-16522: amazon amazon_web_services_freertos Access of Uninitialized Pointer
CVSS: 8.1v3.0HighModified
Published 06-12-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-16522 is a high (CVSS 8.1) Access of Uninitialized Pointer vulnerability in amazon amazon_web_services_freertos. EPSS estimates a 2.05% chance of exploitation in the next 30 days, higher than 80.8% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.1/10
010
High · v3.0 (NVD)EPSS score
2.05%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 06-12-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Amazon Web Services (AWS) FreeRTOS through 1.3.1 has an uninitialized pointer free in SOCKETS_SetSockOpt.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 8.1Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.05%
Chance of exploitation in the next 30 days
Percentile
81%
Versus all other CVEs
30-day change
0.00 pp
From 2.05% on 18-09-2026
18-09-202618-10-2026
EPSS score2.05%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (blog.zimperium.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Amazon1 product
- amazon_web_services_freertos≤ 1.3.1
1 vendor · 1 product
References
3 links- github.com/aws/amazon-freertos/blob/v1.3.2/CHANGELOG.mdX Refsource CONFIRMRelease NotesThird Party Advisory
- blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-details/X Refsource MISCExploitThird Party Advisory
- blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-put-wide-range-devices-risk-compromise-smart-homes-critical-infrastructure-systemsX Refsource MISCThird Party Advisory