{"id":"CVE-2003-0826","aliases":["DEBIAN-CVE-2003-0826","DSA-717-1","EUVD-2003-0817","GHSA-pgp8-cv9p-r5m2"],"status":"published","title":"lsh daemon (lshd) does not properly return from certain functions in (1) read_line.c, (2)...","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.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.12108,"percentile":0.96175,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"published":"2003-09-23T04:00:00Z","modified":"2026-10-22T23:47:20Z","exploits":[{"source":"exploitdb","id":"EDB-23161","title":"LSH 1.x - Remote Buffer Overflow (1)","type":"remote","platform":"linux","date":"2003-09-19","verified":true,"url":"https://www.exploit-db.com/exploits/23161"},{"source":"exploitdb","id":"EDB-23162","title":"LSH 1.x - Remote Buffer Overflow (2)","type":"remote","platform":"linux","date":"2003-09-19","verified":true,"url":"https://www.exploit-db.com/exploits/23162"}],"fixes":[{"ecosystem":"Debian:12","package":"lsh-utils","fixed_in":["1.4.2-6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"lsh-utils","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.2-6"}]}]},{"source":"osv","ecosystem":"Debian:3.0","package":"lsh-utils","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.5-2woody3"}]}],"versions":["1.2.5-2","1.2.5-2woody1","1.2.5-2woody2"],"bundled":2}],"products":[{"vendor":"gnu","product":"lsh"}],"references":[{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010496.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","web"]},{"url":"http://lists.lysator.liu.se/pipermail/lsh-bugs/2003q3/000120.html","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://bugs.debian.org/211662","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.debian.org/security/2005/dsa-717","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://marc.info/?l=bugtraq\u0026m=106407188509874\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://marc.info/?l=bugtraq\u0026m=106398939512178\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0826"},{"url":"https://github.com/advisories/GHSA-pgp8-cv9p-r5m2"},{"url":"https://security-tracker.debian.org/tracker/CVE-2003-0826","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2003-0826","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.","status":"published","published":"2003-09-23T04:00:00Z","modified":"2024-08-08T02:05:12.559Z","updated_at":"2026-11-02T14:20:17.11067Z"}],"euvd":[{"id":"EUVD-2003-0817","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.","status":"published","published":"2003-09-23T04:00:00Z","modified":"2024-08-08T02:05:12Z","updated_at":"2026-11-03T01:15:06.016782Z"}],"ghsa":[{"id":"GHSA-pgp8-cv9p-r5m2","title":"lsh daemon (lshd) does not properly return from certain functions in (1) read_line.c, (2)...","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.","status":"published","published":"2022-04-29T01:27:03Z","modified":"2023-01-30T05:01:41Z","updated_at":"2026-11-02T14:46:27.869667Z"}],"nvd":[{"id":"CVE-2003-0826","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.","status":"published","published":"2003-10-06T04:00:00Z","modified":"2026-06-16T22:03:01.987Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:47.41445Z"}],"osv":[{"id":"CVE-2003-0826","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.","status":"published","published":"2003-10-06T04:00:00Z","modified":"2026-04-10T03:35:00.756571Z","updated_at":"2026-11-02T15:43:55.998148Z"},{"id":"DEBIAN-CVE-2003-0826","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.","status":"published","published":"2003-10-06T04:00:00Z","modified":"2026-10-22T23:47:20.715983427Z","updated_at":"2026-11-02T15:45:22.55978Z"},{"id":"DSA-717-1","title":"lsh-utils - buffer overflow, typo","status":"published","published":"2005-04-27T00:00:00Z","modified":"2026-03-09T02:08:55.633184Z","updated_at":"2026-11-02T15:46:18.296714Z"}]}}