VDB
CVE-2018-20450
CVE-2018-20450
PUBLISHED
CVSS 6.5 MEDIUM
The read_MSAT function in ole.c in libxls 1.4.0 has a double free that allows attackers to cause a denial of service (application crash) via a crafted file, a different vulnerability than CVE-2017-2897.
EPSS 1.06% · 64.3th percentile
Risk Scores
CVSS 3.0
6.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
1.06%
64.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | r-cran-readxl | 1.0.0-2, 0, 1.0.0-1build1 |
| Ubuntu:20.04:LTS | r-cran-readxl | 1.3.1-2, 1.3.1-2build1, 0 |
| Ubuntu:16.04:LTS | r-cran-readxl | 0, 0.1.0-1 |
| Ubuntu:25.10 | r-cran-readxl | 1.4.5-1, 0 |
| Ubuntu:22.04:LTS | r-cran-readxl | 0, 1.3.1-2build2 |
| Ubuntu:24.04:LTS | r-cran-readxl | 1.4.3-1, 0 |
Timeline
- Dec 25, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 26, 2021 EPSS Score
- Oct 28, 2021 EPSS Score
- Dec 30, 2021 EPSS Score
- Mar 4, 2022 EPSS Score
- May 6, 2022 EPSS Score
- Jul 8, 2022 EPSS Score
- Nov 13, 2022 EPSS Score
- Jan 15, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
References
- https://www.cve.org/CVERecord?id=CVE-2018-20450 third-party-advisory
- https://ubuntu.com/security/CVE-2018-20450 advisory
- https://github.com/evanmiller/libxls/issues/34 discussion