CVE-2003-0826 EXPLOIT
7.5
HIGH · CVSS 2.0 · EPSS 12.1% (pctl 96)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 7.5 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 12.11% — more likely to be exploited than 96% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2003-10-06 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| gnu | lsh |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | LSH 1.x - Remote Buffer Overflow (1) | 2003-09-19 |
| exploit-db | LSH 1.x - Remote Buffer Overflow (2) | 2003-09-19 |
References
- http://bugs.debian.org/211662
- http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010496.html
- http://lists.lysator.liu.se/pipermail/lsh-bugs/2003q3/000120.html
- http://marc.info/?l=bugtraq&m=106398939512178&w=2
- http://marc.info/?l=bugtraq&m=106407188509874&w=2
- http://www.debian.org/security/2005/dsa-717
- http://bugs.debian.org/211662
- http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010496.html
- http://lists.lysator.liu.se/pipermail/lsh-bugs/2003q3/000120.html
- http://marc.info/?l=bugtraq&m=106398939512178&w=2
- http://marc.info/?l=bugtraq&m=106407188509874&w=2
- http://www.debian.org/security/2005/dsa-717
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