CVE-2022-0553: zephyrproject-rtos zephyr
CVSS: 6.5v3.1MediumModified
Published 11-01-2023Last modified 09-04-2025
Vulnerability summary
CVE-2022-0553 is a medium (CVSS 6.5) vulnerability in zephyrproject-rtos zephyr. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 19.5% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.28%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 11-01-2023PublishedVulnerability first disclosed.
- 09-04-2025Last modifiedVulnerability information updated.
Description
There is no check to see if slot 0 is being uploaded from the device to the host. When using encrypted images this means the unencrypted firmware can be retrieved easily.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSources2 sources · 4.6–6.5
- NVDNIST4.6MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NDiffers
EPSS trend
Probability
0.28%
Chance of exploitation in the next 30 days
Percentile
20%
Versus all other CVEs
30-day change
0.00 pp
From 0.28% on 21-09-2026
21-09-202621-10-2026
EPSS score0.28%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundZephyr
Maturity: poc
Weaknesses
CWE · root cause- CWE-200Exposure of Sensitive Information to an Unauthorized ActorThe product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
- CWE-319Cleartext Transmission of Sensitive InformationThe product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.
Affected systems
2 vendors · 2 products
References
1 links- github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-wrj2-9vj9-rrcpExploitPatchThird Party Advisory