CVE-2020-27819

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Source
https://cve.org/CVERecord?id=CVE-2020-27819
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27819.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-27819
Downstream
Related
Published
2021-02-23T04:15:13.883Z
Modified
2026-07-08T19:03:12.268135Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An issue was discovered in libxls before and including 1.6.1 when reading Microsoft Excel files. A NULL pointer dereference vulnerability exists when parsing XLS cells in libxls/xls2csv.c:199. It could allow a remote attacker to cause a denial of service via crafted XLS file.

References

Affected packages

Git / github.com/libxls/libxls

Affected ranges

Type
GIT
Repo
https://github.com/libxls/libxls
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
448240067919707eb95fb009f76f3fdb439b1427
Database specific 
{
    "cpe": "cpe:2.3:a:libxls_project:libxls:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.6.2"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

v0.*
v0.2.0
v0.3.0
v1.*
v1.0.0
v1.1.0
v1.2.0
v1.2.1
v1.3.0
v1.3.1
v1.3.2
v1.3.3
v1.3.4
v1.4.0
v1.5.0
v1.5.0-rc0
v1.5.0-rc1
v1.5.0-rc2
v1.5.0-rc3
v1.5.0-rc4
v1.5.1
v1.5.1-rc0
v1.5.1-rc1
v1.5.2
v1.5.2-rc0
v1.5.3
v1.5.3-rc0
v1.6.0
v1.6.0-rc0
v1.6.1
v1.6.2-rc0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27819.json"