CVE-2018-20452
HIGH8.8EPSS 0.40%Published: 12/25/2018Modified: 4/28/2026
Also known as:DEBIAN-CVE-2018-20452
Description
The read_MSAT_body function in ole.c in libxls 1.4.0 has an invalid free that allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted file, because of inconsistent memory management (new versus free) in ole2_read_header in ole.c.
Affected packages (1)
- Debian/r-cran-readxlfrom 0, < 1.2.0.9000-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |