CVE-2021-3404

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2021-3404
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3404.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-3404
Downstream
Related
Published
2021-03-04T22:15:14.657Z
Modified
2026-04-11T12:36:35.235912Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

In ytnef 1.9.3, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial-of-service (and potentially code execution) due to a heap buffer overflow which can be triggered via a crafted file.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "33"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                }
            ],
            "cpe": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*"
        }
    ]
}
References

Affected packages

Git / github.com/yeraze/ytnef

Affected ranges

Type
GIT
Repo
https://github.com/yeraze/ytnef
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
d9b2f01d125c9b178f7a00ec397cc2a9f258e8e1
Database specific 
{
    "source": "CPE_FIELD",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.9.3"
        }
    ],
    "cpe": "cpe:2.3:a:ytnef_project:ytnef:1.9.3:*:*:*:*:*:*:*"
}

Affected versions

v1.*
v1.7
v1.8
v1.9
v1.9.1
v1.9.1-2
v1.9.2
v1.9.3

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3404.json"