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Vulnerability details: VCID-ngdn-wkta-s3ep
Vulnerability ID VCID-ngdn-wkta-s3ep
Aliases CVE-2020-24241
Summary Use After Free In Netwide Assembler (NASM) rc10, there is heap use-after-free in `saa_wbytes` in `nasmlib/saa.c.`
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-416 Use After Free
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 5.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-24241.json
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2020-24241
epss 0.00131 https://api.first.org/data/v1/epss?cve=CVE-2020-24241
cvssv3.1 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-24241.json
https://api.first.org/data/v1/epss?cve=CVE-2020-24241
https://bugzilla.nasm.us/show_bug.cgi?id=3392707
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24241
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1872803 https://bugzilla.redhat.com/show_bug.cgi?id=1872803
CVE-2020-24241 https://nvd.nist.gov/vuln/detail/CVE-2020-24241
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-24241.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.32086
EPSS Score 0.00131
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:20:11.275115+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/nasm/CVE-2020-24241.yml 38.6.0