Out-of-bounds Read in Estsoft Alyac
CVE-2022-21147
An out of bounds read vulnerability exists in the malware scan functionality of ESTsoft Alyac 2.5.7.7. A specially-crafted PE file can trigger this vulnerability to cause denial of service and termination of malware scan. An attacker can provide a malicious file to trigger this vulnerability.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.007 (49.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Estsoft Alyac — versions 2.5.7.7
Weakness classification (CWE)
References
- talosintelligence.com/vulnerability_reports/TALOS-2022-1452 (Exploit, Third Party Advisory)
- www.estsecurity.com/public/product/alyac (Product, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-21147?
- CVE-2022-21147 is a medium-severity vulnerability in Estsoft Alyac, classified under CWE-823. CVSS score: 5.5/10. Published 2022-05-12.
- How severe is CVE-2022-21147?
- Medium severity. CVSS v3 base score is 5.5 out of 10.