What is CVE-2021-37778?

CVE-2021-37778 is a critical-severity vulnerability in Gps-Sdr-Sim Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2022-06-30.

How severe is CVE-2021-37778?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2021-37778 known to be exploited?

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

Buffer overflow in Gps-Sdr-Sim Project

CVE-2021-37778

There is a buffer overflow in gps-sdr-sim v1.0 when parsing long command line parameters, which can lead to DoS or code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.016 (72.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Gps-sdr-sim_project Gps-sdr-sim — versions 1.0
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2021-37778?: CVE-2021-37778 is a critical-severity vulnerability in Gps-Sdr-Sim Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2022-06-30.
How severe is CVE-2021-37778?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-37778 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.