Out-of-bounds Read in Oracle Outside In Technology

CVE-2020-27843

A flaw was found in OpenJPEG in versions prior to 2.4.0. This flaw allows an attacker to provide specially crafted input to the conversion or encoding functionality, causing an out-of-bounds read. The highest threat from this vulnerability is system availability.

Vulnerability class: Buffer Overflow

EPSS: 0.017 (74.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-27843?
CVE-2020-27843 is a medium-severity vulnerability in Oracle Outside In Technology, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2021-01-05.
How severe is CVE-2020-27843?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-27843 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.