What is CVE-2023-27390?

CVE-2023-27390 is a high-severity vulnerability in Diagon, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2023-07-05.

How severe is CVE-2023-27390?

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

Buffer overflow in Diagon

CVE-2023-27390

A heap-based buffer overflow vulnerability exists in the Sequence::DrawText functionality of Diagon v1.0.139. A specially crafted markdown file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger this vulnerability.

Vulnerability class: Buffer Overflow

EPSS: 0.005 (41.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Diagon — versions v1.0.139
Diagon_project Diagon — versions 1.0.139

Weakness classification (CWE)

References

talos-cna@cisco.com (Exploit, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-27390?: CVE-2023-27390 is a high-severity vulnerability in Diagon, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2023-07-05.
How severe is CVE-2023-27390?: High severity. CVSS v3 base score is 7.8 out of 10.