CVE-2019-20433

Published: Jan 27, 2020Modified: Jun 17, 2026

9.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Exploitability: 3.9 / Impact: 5.2

Source: NVD

Description

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.

Affected (1)

Products: Gnu: Aspell

Gnu

1 product

Aspell

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Gnu Aspell	Before 0.60.8

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (2)

http://aspell.net/buffer-overread-ucs.txt

Source: cve@mitre.org

Vendor Advisory

http://aspell.net/buffer-overread-ucs.txt

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.