CVE-2020-28592
CVE-2020-28592 is a critical-severity vulnerability in Cosori Cs158-af Firmware with a CVSS 3.x base score of 9.8. 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-787.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 3% (83rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Cosori Cs158-af Firmware
- Published:
- Last modified:
Description
A heap-based buffer overflow vulnerability exists in the configuration server functionality of the Cosori Smart 5.8-Quart Air Fryer CS158-AF 1.1.0. A specially crafted JSON object can lead to remote code execution. An attacker can send a malicious packet to trigger this vulnerability.
Frequently asked questions
- What is CVE-2020-28592?
- A heap-based buffer overflow vulnerability exists in the configuration server functionality of the Cosori Smart 5.8-Quart Air Fryer CS158-AF 1.1.0. A specially crafted JSON object can lead to remote code execution. An attacker can send a malicious packet to trigger this vulnerability.
- How severe is CVE-2020-28592?
- CVE-2020-28592 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-28592 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-28592?
- CVE-2020-28592 affects Cosori Cs158-af Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-28592?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2020-28592 published?
- CVE-2020-28592 was published on 2021-04-15 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:cosori:cs158-af_firmware:1.1.0:*:*:*:*:*:*:*
More vulnerabilities in Cosori Cs158-af Firmware
- CVE-2020-28593 — High (CVSS 8.1): A unauthenticated backdoor exists in the configuration server functionality of Cosori Smart 5.8-Quart Air Fryer…
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