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CVE-2003-0826
lsh daemon (lshd) does not properly return from certain functions in (1) read_line.c, (2) channel_commands.c, or (3) client_keyexchange.c…
High7.5EPSS 12.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 12.1% · top 3.8% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- 20030919 lsh patch (was Re: [Full-Disclosure] new ssh exploit?) (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- http://lists.lysator.liu.se/pipermail/lsh-bugs/2003q3/000120.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://bugs.debian.org/211662 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-717 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 20030920 LSH: Buffer overrun and remote root compromise in lshd (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20030919 Remote root vuln in lsh 1.4.x (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2003-0826)Record last updated .