Vulnerability in Openbsd Openssh
CVE-2009-2904
A certain Red Hat modification to the ChrootDirectory feature in OpenSSH 4.8, as used in sshd in OpenSSH 4.3 in Red Hat Enterprise Linux (RHEL) 5.4 and Fedora 11, allows local users to gain privileges via hard links to setuid programs that use configuration files within the chroot directory, related to requirements for directory ownership.
EPSS: 0.003 (24.2th percentile) — read the EPSS interpretation.
Affected products
- Openbsd Openssh — versions 4.3, 4.8
- Fedoraproject Fedora — versions 11
- Redhat Enterprise_linux — versions 5
- Redhat Enterprise_linux_desktop — versions 5
- Redhat Enterprise_linux_eus — versions 5
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
- secalert@redhat.com (vdb-entry, x_refsource_BID)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Vendor Advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (x_refsource_OSVDB, vdb-entry)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (signature, x_refsource_OVAL, vdb-entry)
- secalert@redhat.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2009-2904?
- CVE-2009-2904 is a vulnerability in Openbsd Openssh, classified under CWE-16. Published 2009-10-01.
- Is CVE-2009-2904 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.