CVE-2020-27819

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 50%
VendorProductVersion
libxls_projectlibxls
𝑥
< 1.6.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
r-cran-readxl
bullseye
1.3.1-2
fixed
bookworm
1.4.2-1
fixed
sid
1.4.3-1
fixed
trixie
1.4.3-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
r-cran-readxl
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=1903296
https://bugzilla.redhat.com/show_bug.cgi?id=1903296