CVE-2023-21444
CVE-2023-21444 is a high-severity vulnerability in Samsung Flow with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-326.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 0% (9th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-326
- Affected product: Samsung Flow
- Published:
- Last modified:
Description
Improper cryptographic implementation in Samsung Flow for PC 4.9.14.0 allows adjacent attackers to decrypt encrypted messages or inject commands.
Frequently asked questions
- What is CVE-2023-21444?
- Improper cryptographic implementation in Samsung Flow for PC 4.9.14.0 allows adjacent attackers to decrypt encrypted messages or inject commands.
- How severe is CVE-2023-21444?
- CVE-2023-21444 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-21444 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-21444?
- CVE-2023-21444 affects Samsung Flow. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-21444?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2023-21444 published?
- CVE-2023-21444 was published on 2023-02-09 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:samsung:flow:*:*:*:*:*:windows:*:*
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