Upstream information

CVE-2018-6459 at MITRE

Description

The rsa_pss_params_parse function in libstrongswan/credentials/keys/signature_params.c in strongSwan 5.6.1 allows remote attackers to cause a denial of service via a crafted RSASSA-PSS signature that lacks a mask generation function parameter.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.3 7.5
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact Low High
CVSSv3 Version 3 3
SUSE Bugzilla entry: 1079548 [RESOLVED / UPSTREAM]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Basesystem 15 SP1
  • strongswan >= 5.8.2-4.6.14
  • strongswan-doc >= 5.8.2-4.6.14
  • strongswan-hmac >= 5.8.2-4.6.14
  • strongswan-ipsec >= 5.8.2-4.6.14
  • strongswan-libs0 >= 5.8.2-4.6.14
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP1-2020-743
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP1
  • strongswan >= 5.8.2-4.6.14
  • strongswan-mysql >= 5.8.2-4.6.14
  • strongswan-nm >= 5.8.2-4.6.14
  • strongswan-sqlite >= 5.8.2-4.6.14
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2020-743
openSUSE Leap 15.1
  • strongswan >= 5.8.2-lp151.4.6.1
  • strongswan-debuginfo >= 5.8.2-lp151.4.6.1
  • strongswan-debugsource >= 5.8.2-lp151.4.6.1
  • strongswan-doc >= 5.8.2-lp151.4.6.1
  • strongswan-hmac >= 5.8.2-lp151.4.6.1
  • strongswan-ipsec >= 5.8.2-lp151.4.6.1
  • strongswan-ipsec-debuginfo >= 5.8.2-lp151.4.6.1
  • strongswan-libs0 >= 5.8.2-lp151.4.6.1
  • strongswan-libs0-debuginfo >= 5.8.2-lp151.4.6.1
  • strongswan-mysql >= 5.8.2-lp151.4.6.1
  • strongswan-mysql-debuginfo >= 5.8.2-lp151.4.6.1
  • strongswan-nm >= 5.8.2-lp151.4.6.1
  • strongswan-nm-debuginfo >= 5.8.2-lp151.4.6.1
  • strongswan-sqlite >= 5.8.2-lp151.4.6.1
  • strongswan-sqlite-debuginfo >= 5.8.2-lp151.4.6.1
Patchnames:
openSUSE-2020-403


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise 15-SP1 Module for Basesystem strongswan Released
SUSE Linux Enterprise Desktop 12 SP2 strongswan Unsupported
SUSE Linux Enterprise Desktop 12 SP3 strongswan Unsupported
SUSE Linux Enterprise Server 11 SP1 strongswan Not affected
SUSE Linux Enterprise Server 11 SP3 strongswan Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS strongswan Unsupported
SUSE Linux Enterprise Server 11 SP4 strongswan Unsupported
SUSE Linux Enterprise Server 12 LTSS strongswan Unsupported
SUSE Linux Enterprise Server 12 SP1 LTSS strongswan Not affected
SUSE Linux Enterprise Server 12 SP2 strongswan Unsupported
SUSE Linux Enterprise Server 12 SP3 strongswan Unsupported