Vulnerability Details : 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.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2021-34123
- cpe:2.3:a:atasm_project:atasm:1.09:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-34123
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-34123
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-34123
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-34123
-
https://sourceforge.net/p/atasm/bugs/23/
ATasm: 6502 cross-assembler / Bugs / #23 stack-buffer-overflow in function aprintf()Issue Tracking;Third Party Advisory
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