Buffer overflow in Nasm Netwide Assembler
CVE-2018-1000667
NASM nasm-2.13.03 nasm- 2.14rc15 version 2.14rc15 and earlier contains a memory corruption (crashed) of nasm when handling a crafted file due to function assemble_file(inname, depend_ptr) at asm/nasm.c:482. vulnerability in function assemble_file(inname, depend_ptr) at asm/nasm.c:482. that can result in aborting/crash nasm program. This attack appear to be exploitable via a specially crafted asm file..
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.012 (67.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Nasm Netwide Assembler — versions 2.14.0
Weakness classification (CWE)
References
- github.com/cyrillos/nasm/issues/3 (Exploit, Third Party Advisory)
- bugzilla.nasm.us/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00017.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00015.html (vendor-advisory)
Frequently asked questions
- What is CVE-2018-1000667?
- CVE-2018-1000667 is a medium-severity vulnerability in Nasm Netwide Assembler, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2018-09-06.
- How severe is CVE-2018-1000667?
- Medium severity. CVSS v3 base score is 5.5 out of 10.