Heap-Based Buffer Over-Read in Netwide Assembler Affects Remote Service Availability
CVE-2017-17818

7.5HIGH

Key Information:

Vendor

Nasm

Status
Netwide Assembler
Vendor
CVE Published:
21 December 2017

What is CVE-2017-17818?

In version 2.14rc0 of Netwide Assembler (NASM), a heap-based buffer over-read occurs due to insufficient validation in the paste_tokens function within asm/preproc.c. This vulnerability can be exploited to orchestrate a remote denial of service attack, potentially destabilizing the application and affecting service availability for users.

References

https://usn.ubuntu.com/3694-1/
vendor-advisoryx_refsource_UBUNTU
https://bugzilla.nasm.us/show_bug.cgi?id=3392428
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.