Vulnerability Details : CVE-2021-33464
An issue was discovered in yasm version 1.3.0. There is a heap-buffer-overflow in inc_fopen() in modules/preprocs/nasm/nasm-pp.c.
Vulnerability category: OverflowMemory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2021-33464
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 16 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-33464
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
nvd@nist.gov |
CWE ids for CVE-2021-33464
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The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-33464
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https://github.com/yasm/yasm/issues/164
AddressSanitizer: heap-buffer-overflow in inc_fopen() modules/preprocs/nasm/nasm-pp.c:1835 · Issue #164 · yasm/yasm · GitHubExploit;Issue Tracking;Third Party Advisory
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https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d
Minimum information for the vulnerability covered by 32 CVEs. · GitHubThird Party Advisory
Products affected by CVE-2021-33464
- cpe:2.3:a:tortall:yasm:1.3.0:*:*:*:*:*:*:*