Vulnerability Name:

CVE-2011-3380 (CCN-70351)

Assigned:2011-10-05
Published:2011-10-05
Updated:2019-07-29
Summary:Openswan 2.6.29 through 2.6.35 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto IKE daemon crash) via an ISAKMP message with an invalid KEY_LENGTH attribute, which is not properly handled by the error handling function.
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:N/A:L)
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): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/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): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/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): None
Availibility (A): Partial
5.0 Medium (REDHAT CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (REDHAT Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/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): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2011-3380

Source: CCN
Type: RHSA-2011-1356
Moderate: openswan security update

Source: SECUNIA
Type: UNKNOWN
46306

Source: CCN
Type: SA46327
Openswan IKE Daemon NULL Pointer Dereference Denial of Service Vulnerability

Source: CCN
Type: Openswan Web site
CVE-2011-3380 Openswan IKE invalid key length vulnerability

Source: CONFIRM
Type: Patch
http://www.openswan.org/download/CVE-2011-3380/CVE-2011-3380.txt

Source: CCN
Type: OSVDB ID: 76100
Openswan pluto/ike_alg.c ike_alg_enc_ok() Function ISAKMP Message IKE Packet Parsing Remote DoS

Source: REDHAT
Type: UNKNOWN
RHSA-2011:1356

Source: CCN
Type: BID-49984
Openswan IKE Packet NULL Pointer Dereference Remote Denial Of Service Vulnerability

Source: XF
Type: UNKNOWN
openswan-ike-dos(70351)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:xelerance:openswan:2.6.29:*:*:*:*:*:*:*
  • OR cpe:/a:xelerance:openswan:2.6.30:*:*:*:*:*:*:*
  • OR cpe:/a:xelerance:openswan:2.6.31:*:*:*:*:*:*:*
  • OR cpe:/a:xelerance:openswan:2.6.32:*:*:*:*:*:*:*
  • OR cpe:/a:xelerance:openswan:2.6.33:*:*:*:*:*:*:*
  • OR cpe:/a:xelerance:openswan:2.6.34:*:*:*:*:*:*:*
  • OR cpe:/a:xelerance:openswan:2.6.35:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:23697
    P
    		ELSA-2011:1356: openswan security update (Moderate)
    2014-07-21
    oval:org.mitre.oval:def:21718
    P
    		RHSA-2011:1356: openswan security update (Moderate)
    2014-02-24
    oval:com.redhat.rhsa:def:20111356
    P
    		RHSA-2011:1356: openswan security update (Moderate)
    2011-10-05
    BACK
    xelerance openswan 2.6.29
    xelerance openswan 2.6.30
    xelerance openswan 2.6.31
    xelerance openswan 2.6.32
    xelerance openswan 2.6.33
    xelerance openswan 2.6.34
    xelerance openswan 2.6.35