High severity · published Jan 6, 2020
CVE-2019-20352
In Netwide Assembler (NASM) 2.15rc0, a heap-based buffer over-read occurs (via a crafted .asm file) in set_text_free when called from expand_one_smacro in asm/preproc.c
7.1
CVSS
0.8%
EPSS
No
On KEV
Description
In Netwide Assembler (NASM) 2.15rc0, a heap-based buffer over-read occurs (via a crafted .asm file) in set_text_free when called from expand_one_smacro in asm/preproc.c.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NA
Netwide Assembler · Nasm
2.15 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-20352
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-20352
Exploit
https://bugzilla.nasm.us/show_bug.cgi?id=3392636
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