Vulnerability Name:

CVE-2010-4478 (CCN-64387)

Assigned:2010-12-02
Published:2010-12-02
Updated:2017-09-19
Summary:OpenSSH 5.6 and earlier, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfully authenticate, by sending crafted values in each round of the protocol, a related issue to CVE-2010-4252.
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:N/I:L/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): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
5.5 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-287
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2010-4478

Source: CONFIRM
Type: UNKNOWN
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10673

Source: MISC
Type: Exploit
http://seb.dbzteam.org/crypto/jpake-session-key-retrieval.pdf

Source: CCN
Type: OpenSSH CVS Repository
OpenSSH

Source: CONFIRM
Type: Patch
http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/jpake.c#rev1.5

Source: CONFIRM
Type: Patch
http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/jpake.c.diff?r1=1.4;r2=1.5;f=h

Source: CCN
Type: OpenSSH Web site
OpenSSH

Source: CCN
Type: OSVDB ID: 69658
OpenSSH J-PAKE Public Parameter Validation Shared Secret Authentication Bypass

Source: CCN
Type: BID-45304
OpenSSH J-PAKE Security Bypass Vulnerability

Source: CCN
Type: Red Hat Bugzilla Bug 659297
(CVE-2010-4252) CVE-2010-4252 openssl: session key retrieval flaw in J-PAKE implementation

Source: CONFIRM
Type: Patch
https://bugzilla.redhat.com/show_bug.cgi?id=659297

Source: XF
Type: UNKNOWN
openssh-jpake-security-bypass(64387)

Source: MISC
Type: UNKNOWN
https://github.com/seb-m/jpake

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:12338

Vulnerable Configuration:Configuration 1:
  • cpe:/a:openbsd:openssh:1.2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.2.1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.2.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.2.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.2.27:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.3:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.5:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.5.7:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.5.8:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.1.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.3:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.3.1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.5:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.5.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.5.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9.9p2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9p2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.2p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2.2p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2.3p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.3p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.4:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.4p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.5:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.5p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.6:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.6.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.6.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.6.1p2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.7:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.7.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.7.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.7.1p2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.8:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.8.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.8.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.9.1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.9.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.0p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.1p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.2p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.3p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.3p2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.4:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.4p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.5:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.6:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.7:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.7p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.8:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.4:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.5:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:*:*:*:*:*:*:*:* (Version <= 5.6)

    • Configuration CCN 1:
  • cpe:/a:openbsd:openssh:2.1.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.3.1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.4:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.4:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.6:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.5:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.0.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.5:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.6:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.6.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.7.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.8:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:2.9.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:3.2.3p1:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.7:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.9:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.1:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:1.2:*:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:4.8:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.0:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.6:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.5:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.4:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.3:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.2:-:*:*:*:*:*:*
  • OR cpe:/a:openbsd:openssh:5.1:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:12338
    V
    		Security bypass vulnerability in OpenSSH version 5.6 or lower
    2011-04-25
    BACK
    openbsd openssh 1.2
    openbsd openssh 1.2.1
    openbsd openssh 1.2.2
    openbsd openssh 1.2.3
    openbsd openssh 1.2.27
    openbsd openssh 1.3
    openbsd openssh 1.5
    openbsd openssh 1.5.7
    openbsd openssh 1.5.8
    openbsd openssh 2.1
    openbsd openssh 2.1.1
    openbsd openssh 2.2
    openbsd openssh 2.3
    openbsd openssh 2.3.1
    openbsd openssh 2.5
    openbsd openssh 2.5.1
    openbsd openssh 2.5.2
    openbsd openssh 2.9
    openbsd openssh 2.9.9
    openbsd openssh 2.9.9p2
    openbsd openssh 2.9p1
    openbsd openssh 2.9p2
    openbsd openssh 3.0
    openbsd openssh 3.0.1
    openbsd openssh 3.0.1p1
    openbsd openssh 3.0.2
    openbsd openssh 3.0.2p1
    openbsd openssh 3.0p1
    openbsd openssh 3.1
    openbsd openssh 3.1p1
    openbsd openssh 3.2
    openbsd openssh 3.2.2
    openbsd openssh 3.2.2p1
    openbsd openssh 3.2.3p1
    openbsd openssh 3.3
    openbsd openssh 3.3p1
    openbsd openssh 3.4
    openbsd openssh 3.4p1
    openbsd openssh 3.5
    openbsd openssh 3.5p1
    openbsd openssh 3.6
    openbsd openssh 3.6.1
    openbsd openssh 3.6.1p1
    openbsd openssh 3.6.1p2
    openbsd openssh 3.7
    openbsd openssh 3.7.1
    openbsd openssh 3.7.1p1
    openbsd openssh 3.7.1p2
    openbsd openssh 3.8
    openbsd openssh 3.8.1
    openbsd openssh 3.8.1p1
    openbsd openssh 3.9
    openbsd openssh 3.9.1
    openbsd openssh 3.9.1p1
    openbsd openssh 4.0
    openbsd openssh 4.0p1
    openbsd openssh 4.1
    openbsd openssh 4.1p1
    openbsd openssh 4.2
    openbsd openssh 4.2p1
    openbsd openssh 4.3
    openbsd openssh 4.3p1
    openbsd openssh 4.3p2
    openbsd openssh 4.4
    openbsd openssh 4.4p1
    openbsd openssh 4.5
    openbsd openssh 4.6
    openbsd openssh 4.7
    openbsd openssh 4.7p1
    openbsd openssh 4.8
    openbsd openssh 4.9
    openbsd openssh 5.0
    openbsd openssh 5.1
    openbsd openssh 5.2
    openbsd openssh 5.3
    openbsd openssh 5.4
    openbsd openssh 5.5
    openbsd openssh *
    openbsd openssh 2.1.1
    openbsd openssh 2.3.1
    openbsd openssh 3.0
    openbsd openssh 3.2.2
    openbsd openssh 3.4
    openbsd openssh 4.0
    openbsd openssh 4.4
    openbsd openssh 4.6
    openbsd openssh 4.5
    openbsd openssh 3.0.2
    openbsd openssh 3.1
    openbsd openssh 3.2
    openbsd openssh 3.3
    openbsd openssh 3.5
    openbsd openssh 3.6
    openbsd openssh 3.6.1
    openbsd openssh 3.7.1
    openbsd openssh 3.8
    openbsd openssh 3.9
    openbsd openssh 2.9.9
    openbsd openssh 4.3
    openbsd openssh 4.2
    openbsd openssh 3.2.3p1
    openbsd openssh 4.7
    openbsd openssh 4.9
    openbsd openssh 4.1
    openbsd openssh 1.2
    openbsd openssh 4.0
    openbsd openssh 4.8
    openbsd openssh 5.0
    openbsd openssh 5.6
    openbsd openssh 5.5
    openbsd openssh 5.4
    openbsd openssh 5.3
    openbsd openssh 5.2
    openbsd openssh 5.1