What is CVE-2021-42712?

CVE-2021-42712 is a high-severity vulnerability in Splashtop Streamer, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.8/10. Published 2022-02-15.

How severe is CVE-2021-42712?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2021-42712 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Splashtop Streamer

CVE-2021-42712

Splashtop Streamer through 3.4.8.3 creates a Temporary File in a Directory with Insecure Permissions.

EPSS: 0.003 (22.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Splashtop Streamer
N/a — versions n/a

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

Public proof-of-concept exploits

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-42712?: CVE-2021-42712 is a high-severity vulnerability in Splashtop Streamer, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.8/10. Published 2022-02-15.
How severe is CVE-2021-42712?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2021-42712 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.