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OVAL Definitions
>
OVAL Definition Details
Id
oval:ru.altx-soft.nix:def:26767
[Eng]
Version
2
Class
patch
ALTXid
154042
Language
Russian
Severity
NotAvailable
Title
ALAS-2016-635 -- обновление безопасности для sssd
Description
It was found that SSSD's Privilege Attribute Certificate (PAC) responder plug-in would leak a small amount of memory on each authentication request. A remote attacker could potentially use this flaw to exhaust all available memory on the system by making repeated requests to a Kerberized daemon application configured to authenticate using the PAC responder plug-in.
Family
unix
Platform
Amazon Linux AMI
Product
sssd
Reference
VENDOR: ALAS-2016-635
VENDOR: ALAS-2016-635
Id:
ALAS-2016-635
Reference:
https://alas.aws.amazon.com/ALAS-2016-635.html
CVE: CVE-2015-5292
CVE: CVE-2015-5292
Id:
CVE-2015-5292
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5292
Comment
: Memory leak in the Privilege Attribute Certificate (PAC) responder plugin (sssd_pac_plugin.so) in System Security Services Daemon (SSSD) 1.10 before 1.13.1 allows remote authenticated users to cause a denial of service (memory consumption) via a large number of logins that trigger parsing of PAC blobs during Kerberos authentication.
CVSSv2 Score:
6.8
Access vector:
NETWORK
Access complexity:
LOW
Authentication:
SINGLE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
COMPLETE
CVSSv2 Vector:
AV:N/AC:L/Au:S/C:N/I:N/A:C
CWE:
399 (Resource Management Errors)
References:
[sssd-users] 20151021 A security bug in SSSD 1.10 and later (CVE-2015-5292) (MLIST)
https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1 (CONFIRM)
https://fedorahosted.org/sssd/ticket/2803 (CONFIRM)
FEDORA-2015-202c127199 (FEDORA)
https://bugzilla.redhat.com/show_bug.cgi?id=1267580 (CONFIRM)
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (CONFIRM)
77529 (BID)
https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch (CONFIRM)
FEDORA-2015-7b47df69d3 (FEDORA)
RHSA-2015:2019 (REDHAT)
RHSA-2015:2355 (REDHAT)
1034038 (SECTRACK)
FEDORA-2015-cdea5324a8 (FEDORA)
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