CVE-2003-0190

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Summary

CVECVE-2003-0190
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2003-05-12 04:00:00 UTC
Updated2025-04-03 01:03:51 UTC
DescriptionOpenSSH-portable (OpenSSH) 3.6.1p1 and earlier with PAM support enabled immediately sends an error message when a user does not exist, which allows remote attackers to determine valid usernames via a timing attack.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:P/I:N/A:N

Problem Types: CWE-203 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Openbsd Openssh All All All All
Application Openbsd Openssh 3.6.1 p1 All All
Application Openpkg Openpkg 1.2 All All All
Application Openpkg Openpkg 1.3 All All All
Hardware Siemens Scalance X204rna - All All All
Hardware Siemens Scalance X204rna Ecc - All All All
Operating System Siemens Scalance X204rna Ecc Firmware All All All All
Operating System Siemens Scalance X204rna Firmware All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
redhat.com | Red Hat Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Broken Link
'OpenSSH/PAM timing attack allows remote users identification' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Third Party Advisory
[Full-Disclosure] OpenSSH/PAM timing attack allows remote users identification af854a3a-2127-422b-91ae-364da2661108 lists.grok.org.uk Broken Link
'[OpenPKG-SA-2003.035] OpenPKG Security Advisory (openssh)' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Third Party Advisory
OpenSSH-portable Enabled PAM Delay Information Disclosure Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Exploit, Patch, Third Party Advisory, VDB Entry, Vendor Advisory
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Broken Link
redhat.com | Red Hat Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Broken Link
404 Not Found af854a3a-2127-422b-91ae-364da2661108 www.turbolinux.com Broken Link
cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf af854a3a-2127-422b-91ae-364da2661108 cert-portal.siemens.com Third Party Advisory
lab.mediaservice.net/advisory/2003-01-openssh.txt af854a3a-2127-422b-91ae-364da2661108 lab.mediaservice.net Broken Link
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 591280 Siemens SCALANCE X-200RNA Switch Devices Denial of Service (DoS) Multiple Vulnerabilities (ICSA-22-349-21, SSA-412672)
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