NULL pointer dereference in Nasm Netwide Assembler
CVE-2018-16517
asm/labels.c in Netwide Assembler (NASM) is prone to NULL Pointer Dereference, which allows the attacker to cause a denial of service via a crafted file.
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: 0.052 (92.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.052 · newest: 0.052 · change: 0.000
Affected products
- Nasm Netwide Assembler — versions 2.14, 2.14.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.nasm.us/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- fakhrizulkifli.github.io/CVE-2018-16517.html (Exploit, Third Party Advisory)
- www.exploit-db.com/exploits/46726/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- packetstormsecurity.com/files/152566/Netwide-Assembler-NASM-2.14rc15-Null-Point… (Exploit, VDB Entry, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00017.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00015.html (vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-16517?
- CVE-2018-16517 is a medium-severity vulnerability in Nasm Netwide Assembler, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2018-09-06.
- How severe is CVE-2018-16517?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-16517 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.