Buffer overflow in Objective_open_cbor_run-time_project Objective_open_cbor_run-time

CVE-2020-24753

A memory corruption vulnerability in Objective Open CBOR Run-time (oocborrt) in versions before 2020-08-12 could allow an attacker to execute code via crafted Concise Binary Object Representation (CBOR) input to the cbor2json decoder. An u…

EPSS: 0.026 (83.7th 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

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-24753?
CVE-2020-24753 is a critical-severity vulnerability in Objective_open_cbor_run-time_project Objective_open_cbor_run-time, classified under Improper Handling of Exceptional Conditions. CVSS score: 9.8/10. Published 2020-09-17.
How severe is CVE-2020-24753?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-24753 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.