CVE-2009-2410
The local_handler_callback function in server/responder/pam/pam_LOCAL_domain.c in sssd 0.4.1 does not properly handle blank-password accounts in the SSSD BE database, which allows context-dependent attackers to obtain access by sending the account's…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.98%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The local_handler_callback function in server/responder/pam/pam_LOCAL_domain.c in sssd 0.4.1 does not properly handle blank-password accounts in the SSSD BE database, which allows context-dependent attackers to obtain access by sending the account's username, in conjunction with an arbitrary password, over an ssh connection.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 1.98% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- fedorahosted/sssd
- Source
- secalert@redhat.com
References
- http://secunia.com/advisories/36018Vendor Advisory
- http://www.securityfocus.com/bid/35868
- https://bugzilla.redhat.com/attachment.cgi?id=355424Exploit
- https://bugzilla.redhat.com/show_bug.cgi?id=514057
- https://exchange.xforce.ibmcloud.com/vulnerabilities/52210
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01236.html
- http://secunia.com/advisories/36018Vendor Advisory
- http://www.securityfocus.com/bid/35868
- https://bugzilla.redhat.com/attachment.cgi?id=355424Exploit
- https://bugzilla.redhat.com/show_bug.cgi?id=514057
- https://exchange.xforce.ibmcloud.com/vulnerabilities/52210
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01236.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.