Vulnerability Name:

CVE-2005-3623 (CCN-25323)

Assigned:2005-12-20
Published:2005-12-20
Updated:2017-10-11
Summary:nfs2acl.c in the Linux kernel 2.6.14.4 does not check for MAY_SATTR privilege before setting access controls (ACL) on files on exported NFS filesystems, which allows remote attackers to bypass ACLs for readonly mounted NFS filesystems.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-264
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2005-3623

Source: SUSE
Type: Patch
SUSE-SA:2006:012

Source: MISC
Type: Patch
http://lkml.org/lkml/2005/12/23/171

Source: CCN
Type: RHSA-2006-0575
Updated kernel packages available for Red Hat Enterprise Linux 4 Update 4

Source: SECUNIA
Type: Patch, Vendor Advisory
18788

Source: SECUNIA
Type: Patch, Vendor Advisory
19038

Source: SECUNIA
Type: Vendor Advisory
21465

Source: CCN
Type: SA22417
Avaya Products Linux Kernel Multiple Vulnerabilities

Source: SECUNIA
Type: Vendor Advisory
22417

Source: CONFIRM
Type: UNKNOWN
http://support.avaya.com/elmodocs2/security/ASA-2006-200.htm

Source: CCN
Type: ASA-2006-200
Updated kernel packages available for Red Hat Enterprise Linux 4 Update 4 (RHSA-2006-0575)

Source: SUSE
Type: Vendor Advisory
SUSE-SA:2006:006

Source: REDHAT
Type: UNKNOWN
RHSA-2006:0575

Source: BID
Type: UNKNOWN
16570

Source: CCN
Type: BID-16570
Linux Kernel NFS ACL Access Control Bypass Vulnerability

Source: XF
Type: UNKNOWN
linux-nfs2acl-bypass(25323)

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:11707

Source: SUSE
Type: SUSE-SA:2006:006
kernel remote denial of service attack

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:2.6.14.4:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:4:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:4::as:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:4::desktop:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:4::es:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:4::ws:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:2.6.14.4:*:*:*:*:*:*:*
  • AND
  • cpe:/o:suse:linux_enterprise_server:8:*:*:*:*:*:*:*
  • OR cpe:/o:suse:suse_linux:9.1:*:*:*:*:*:*:*
  • OR cpe:/o:suse:suse_linux:9.2:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4::as:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4::desktop:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4::es:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4::ws:*:*:*:*:*
  • OR cpe:/o:suse:suse_linux:10.0::oss:*:*:*:*:*
  • OR cpe:/o:suse:suse_linux:9.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20053623
    V
    		CVE-2005-3623
    2015-11-16
    oval:org.mitre.oval:def:11707
    V
    		nfs2acl.c in the Linux kernel 2.6.14.4 does not check for MAY_SATTR privilege before setting access controls (ACL) on files on exported NFS filesystems, which allows remote attackers to bypass ACLs for readonly mounted NFS filesystems.
    2013-04-29
    oval:com.redhat.rhsa:def:20060575
    P
    		RHSA-2006:0575: Updated kernel packages available for Red Hat Enterprise Linux 4 Update 4 (Important)
    2008-03-20
    BACK
    linux linux kernel 2.6.14.4
    linux linux kernel 2.6.14.4
    suse linux enterprise server 8
    suse suse linux 9.1
    suse suse linux 9.2
    redhat enterprise linux 4
    redhat enterprise linux 4
    redhat enterprise linux 4
    redhat enterprise linux 4
    suse suse linux 10.0
    suse suse linux 9.3