PT-2018-17557 · Strongswan+2 · Strongswan+2

Published 2018-02-19 · Updated 2024-06-15 · CVE-2018-6459

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions strongSwan version 5.6.1

Description The issue allows remote attackers to cause a denial of service via a crafted RSASSA-PSS signature that lacks a mask generation function parameter. This is related to the rsa pss params parse function in libstrongswan/credentials/keys/signature params.c.

Recommendations For strongSwan version 5.6.1, consider updating to a newer version that contains a fix for this issue, as using a crafted RSASSA-PSS signature could lead to a denial of service. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Improper Verification of Cryptographic Signature

Weakness Enumeration

CWE-347

Related Identifiers

ALT-PU-2018-1255

CVE-2018-6459

OPENSUSE-SU-2020:0403-1

OPENSUSE-SU-2020_0403-1

OPENSUSE-SU-2024:11411-1

SUSE-SU-2020:0743-1

SUSE-SU-2020_0743-1

Affected Products

Alt Linux

Suse

Strongswan

References · 28

• https://security-tracker.debian.org/tracker/CVE-2018-6459 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-6459 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2020:0743-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:0403-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-01851 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-6459 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:11411-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-01850 · Security Note
• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00047.html · Vendor Advisory
• https://security.gentoo.org/glsa/201811-16 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-6459 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6459 · Security Note
• https://errata.altlinux.org/ALT-PU-2018-1255 · Vendor Advisory
• https://suse.com/security/cve/CVE-2018-10811 · Note
• https://suse.com/security/cve/CVE-2017-9023 · Note