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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:25760
[Rus]
Version
3
Class
patch
ALTXid
162265
Language
English
Severity
High
Title
USN-3301-1 -- strongSwan vulnerabilities
Description
It was discovered that the strongSwan gmp plugin incorrectly validated RSA
public keys. A remote attacker could use this issue to cause strongSwan to
crash, resulting in a denial of service. (CVE-2017-9022)
It was discovered that strongSwan incorrectly parsed ASN.1 CHOICE types. A
remote attacker could use this issue to cause strongSwan to hang, resulting
in a denial of service. (CVE-2017-9023)
Family
unix
Platform
Linux Mint 17
Linux Mint 18
Ubuntu 14.04
Ubuntu 16.04
Ubuntu 16.10
Ubuntu 17.04
Product
strongswan
Reference
VENDOR: USN-3301-1
VENDOR: USN-3301-1
Id:
USN-3301-1
Reference:
http://www.ubuntu.com/usn/usn-3301-1/
CVE: CVE-2017-9022
CVE: CVE-2017-9022
Id:
CVE-2017-9022
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9022
Comment
: The gmp plugin in strongSwan before 5.5.3 does not properly validate RSA public keys before calling mpz_powm_sec, which allows remote peers to cause a denial of service (floating point exception and process crash) via a crafted certificate.
CVSSv2 Score:
5
Access vector:
NETWORK
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
7.5
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE:
20 (Improper Input Validation)
References:
USN-3301-1 (UBUNTU)
98760 (BID)
DSA-3866 (DEBIAN)
https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9022%29.html ()
CVE: CVE-2017-9023
CVE: CVE-2017-9023
Id:
CVE-2017-9023
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9023
Comment
: The ASN.1 parser in strongSwan before 5.5.3 improperly handles CHOICE types when the x509 plugin is enabled, which allows remote attackers to cause a denial of service (infinite loop) via a crafted certificate.
CVSSv2 Score:
4.3
Access vector:
NETWORK
Access complexity:
MEDIUM
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSSv3 Score:
7.5
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
USN-3301-1 (UBUNTU)
98756 (BID)
DSA-3866 (DEBIAN)
https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html ()
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