CVE-2019-20433

libaspell.a in GNU Aspell before 0.60.8 has a buffer over-read for a string ending with a single '\0' byte, if the encoding is set to ucs-2 or ucs-4 outside of the application, as demonstrated by the ASPELL_CONF environment variable.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.1 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 60%
VendorProductVersion
gnuaspell
𝑥
< 0.60.8
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
aspell
bullseye
0.60.8-3
fixed
buster
no-dsa
stretch
no-dsa
jessie
ignored
bookworm
0.60.8-4
fixed
sid
0.60.8.1-1
fixed
trixie
0.60.8.1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
aspell
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
bionic
needed
xenial
ignored
trusty
needed
Common Weakness Enumeration
References
http://aspell.net/buffer-overread-ucs.txt
http://aspell.net/buffer-overread-ucs.txt