CVE-2017-17820
UnknownEPSS 1.39%
Last modified
CVE-2017-17820 is a vulnerability of currently unknown severity. In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in pp_list_one_macro in asm/preproc.c that will lead to a remote denial of service attack, related to mishandling of operand-type errors.. EPSS estimates a 1.39% chance of exploitation in the next 30 days.
Description
In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in pp_list_one_macro in asm/preproc.c that will lead to a remote denial of service attack, related to mishandling of operand-type errors.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Nasm | Netwide Assembler | 2.14 | Rc0 |
| Canonical | Ubuntu Linux | 14.04 | — |
References
- https://bugzilla.nasm.us/show_bug.cgi?id=3392433Exploit, Issue Tracking, Third Party Advisory, VDB Entry
- https://usn.ubuntu.com/3694-1/Third Party Advisory
- https://bugzilla.nasm.us/show_bug.cgi?id=3392433Exploit, Issue Tracking, Third Party Advisory, VDB Entry
- https://usn.ubuntu.com/3694-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-17820?
In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in pp_list_one_macro in asm/preproc.c that will lead to a remote denial of service attack, related to mishandling of operand-type errors.
How severe is CVE-2017-17820?
Severity scoring for CVE-2017-17820 is pending analysis. The EPSS model estimates a 1.39% probability of exploitation in the next 30 days.
How do I fix CVE-2017-17820?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-17820?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST