Vulnerability Details : CVE-2017-17815
Potential exploit
In Netwide Assembler (NASM) 2.14rc0, there is an illegal address access in is_mmacro() in asm/preproc.c that will cause a remote denial of service attack, because of a missing check for the relationship between minimum and maximum parameter counts.
Vulnerability category: Denial of service
Products affected by CVE-2017-17815
- cpe:2.3:a:nasm:netwide_assembler:2.14:rc0:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-17815
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 39 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-17815
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-17815
-
The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-17815
-
http://repo.or.cz/nasm.git/commit/c9244eaadd05b27637cde06021bac3fa1d920aa3
Public Git Hosting - nasm.git/commitPatch;Vendor Advisory
-
https://bugzilla.nasm.us/show_bug.cgi?id=3392436
3392436 – There is an illegal address access in function is_mmacro() of nasm.Exploit;Issue Tracking;Vendor Advisory
-
https://usn.ubuntu.com/3694-1/
USN-3694-1: NASM vulnerabilities | Ubuntu security noticesThird Party Advisory
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