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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.005 (42.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Diagon — versions v1.0.139
- Diagon Project — versions 1.0.139
Weakness classification (CWE)
References
- talosintelligence.com/vulnerability_reports/TALOS-2023-1744 (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.