Vulnerability Name:

CVE-2001-0529 (CCN-6676)

Assigned:2001-06-04
Published:2001-06-04
Updated:2017-10-10
Summary:OpenSSH version 2.9 and earlier, with X forwarding enabled, allows a local attacker to delete any file named 'cookies' via a symlink attack.
CVSS v3 Severity:9.3 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-Other
Vulnerability Consequences:Gain Access
References:Source: NETBSD
Type: Patch, Vendor Advisory
NetBSD-SA2001-010

Source: CCN
Type: Caldera International, Inc. Security Advisory CSSA-2001-023.0
Linux - openssh cookie file problem

Source: BUGTRAQ
Type: Exploit, Vendor Advisory
20010604 SSH allows deletion of other users files...

Source: CCN
Type: BugTraq Mailing List, Mon Jun 04 2001 - 05:14:29 CDT
SSH allows deletion of other users files

Source: BUGTRAQ
Type: Vendor Advisory
20010604 Re: SSH allows deletion of other users files...

Source: CCN
Type: BugTraq Mailing List, Tue Jun 05 2001 - 05:04:18 CDT
OpenSSH_2.5.2p2 RH7.0 <- version info

Source: CCN
Type: BugTraq Mailing List, Tue Jun 05 2001 - 08:31:42 CDT
Re: SSH allows deletion of other users files

Source: CCN
Type: NetBSD Security Advisory NetBSD-SA2001-010
sshd(8) "cookies" file mishandling on X11 forwarding

Source: MITRE
Type: CNA
CVE-2001-0529

Source: CONECTIVA
Type: UNKNOWN
CLA-2001:431

Source: IMMUNIX
Type: UNKNOWN
IMNX-2001-70-034-01

Source: BUGTRAQ
Type: UNKNOWN
20010605 OpenSSH_2.5.2p2 RH7.0 <- version info

Source: CALDERA
Type: Vendor Advisory
CSSA-2001-023.0

Source: CCN
Type: US-CERT VU#655259
OpenSSH allows arbitrary file deletion via symlink redirection of temporary file

Source: CERT-VN
Type: US Government Resource
VU#655259

Source: CCN
Type: Immunix OS Security Advisory IMNX-2001-70-034-01
openssh

Source: CCN
Type: Conectiva Linux Announcement CLSA-2001:431
Remote vulnerabilities in openssh

Source: CCN
Type: OpenBSD Web site
OpenBSD 2.9 release errata & patch list (see issue 006)

Source: OPENBSD
Type: UNKNOWN
20010612

Source: OSVDB
Type: UNKNOWN
1853

Source: CCN
Type: OSVDB ID: 1853
OpenSSH Symbolic Link 'cookies' File Removal

Source: BID
Type: Exploit, Patch, Vendor Advisory
2825

Source: CCN
Type: BID-2825
OpenSSH Client X11 Forwarding Cookie Removal File Symbolic Link Vulnerability

Source: XF
Type: UNKNOWN
openssh-symlink-file-deletion(6676)

Source: XF
Type: UNKNOWN
openssh-symlink-file-deletion(6676)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:openbsd:openssh:*:*:*:*:*:*:*:* (Version <= 2.9)

  • Configuration CCN 1:
  • cpe:/a:openbsd:openssh:2.1.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.2.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.3.1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.5.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.5.2:p2:*:*:*:*:*:*
  • AND
  • cpe:/o:openbsd:openbsd:2.6:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:2.7:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux:7:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:2.8:*:*:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:1.5:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    openbsd openssh *
    openbsd openssh 2.1.1
    openbsd openssh 2.2.0 -
    openbsd openssh 2.3.1
    openbsd openssh 2.5.2
    openbsd openssh 2.5.2 p2
    openbsd openbsd 2.6
    openbsd openbsd 2.7
    redhat linux 7
    openbsd openbsd 2.8
    netbsd netbsd 1.5