CVE-2020-18974

3.3 lowEPSS 0.8%

Low (3.3) in nasm netwide assembler. EPSS 0.8% chance of exploitation in the next 30 days.

Buffer Overflow in Netwide Assembler (NASM) v2.15.xx allows attackers to cause a denial of service via 'crc64i' in the component 'nasmlib/crc64'. This issue is different than CVE-2019-7147.

Severity

CVSS 3.1

3.3 low

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 57% of CVEs (scores of 2026-10-31)
CWE: CWE-120
Published: 2021-08-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

nasm:netwide_assembler

References

https://bugzilla.nasm.us/show_bug.cgi?id=3392568
https://bugzilla.nasm.us/show_bug.cgi?id=3392568

Check your stack JSON