CVE-2003-0826

critical

Description

lsh daemon (lshd) does not properly return from certain functions in (1) read_line.c, (2) channel_commands.c, or (3) client_keyexchange.c when long input is provided, which could allow remote attackers to execute arbitrary code via a heap-based buffer overflow attack.

References

http://www.debian.org/security/2005/dsa-717

http://marc.info/?l=bugtraq&m=106407188509874&w=2

http://marc.info/?l=bugtraq&m=106398939512178&w=2

http://lists.lysator.liu.se/pipermail/lsh-bugs/2003q3/000120.html

http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010496.html

http://bugs.debian.org/211662

Details

Source: Mitre, NVD

Published: 2003-10-06

Updated: 2016-10-18

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical