CVE-2021-34123
CRITICALCVSS 9.8/10EPSS 0.68%
Last modified
CVE-2021-34123 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered on atasm, version 1.09. A stack-buffer-overflow vulnerability in function aprintf() in asm.c allows attackers to execute arbitrary code on the system via a crafted file.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.
Description
An issue was discovered on atasm, version 1.09. A stack-buffer-overflow vulnerability in function aprintf() in asm.c allows attackers to execute arbitrary code on the system via a crafted file.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Atasm Project | Atasm | 1.09 |
References
- https://sourceforge.net/p/atasm/bugs/23/Issue Tracking, Third Party Advisory
- https://sourceforge.net/p/atasm/bugs/23/Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-34123?
An issue was discovered on atasm, version 1.09. A stack-buffer-overflow vulnerability in function aprintf() in asm.c allows attackers to execute arbitrary code on the system via a crafted file.
How severe is CVE-2021-34123?
CVE-2021-34123 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.
How do I fix CVE-2021-34123?
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-2021-34123?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST