CVE-2022-29496
CVE-2022-29496 is a critical-severity vulnerability in Blynk Blynk-library 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: 2% (78th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Blynk Blynk-library
- Published:
- Last modified:
Description
A stack-based buffer overflow vulnerability exists in the BlynkConsole.h runCommand functionality of Blynk -Library v1.0.1. A specially-crafted network request can lead to command execution. An attacker can send a network request to trigger this vulnerability.
Frequently asked questions
- What is CVE-2022-29496?
- A stack-based buffer overflow vulnerability exists in the BlynkConsole.h runCommand functionality of Blynk -Library v1.0.1. A specially-crafted network request can lead to command execution. An attacker can send a network request to trigger this vulnerability.
- How severe is CVE-2022-29496?
- CVE-2022-29496 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-2022-29496 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-29496?
- CVE-2022-29496 affects Blynk Blynk-library. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-29496?
- 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-2022-29496 published?
- CVE-2022-29496 was published on 2022-06-17 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:blynk:blynk-library:1.0.1:*:*:*:*:*:*:*
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