FreeBSD : lasso -- signature checking failure (417de1e6-c31b-11eb-9633-b42e99a1b9c3)

high Nessus Plugin ID 150316

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Synopsis

The remote FreeBSD host is missing a security-related update.

Description

entrouvert reports :

When AuthnResponse messages are not signed (which is permitted by the specifiation), all assertion's signatures should be checked, but currently after the first signed assertion is checked all following assertions are accepted without checking their signature, and the last one is considered the main assertion.

Solution

Update the affected package.

See Also

https://git.entrouvert.org/lasso.git/tree/NEWS?id=v2.7.0

http://www.nessus.org/u?61863745

Plugin Details

Severity: High

ID: 150316

File Name: freebsd_pkg_417de1e6c31b11eb9633b42e99a1b9c3.nasl

Version: 1.4

Type: local

Published: 6/7/2021

Updated: 6/14/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2021-28091

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:lasso, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Ease: No known exploits are available

Patch Publication Date: 6/1/2021

Vulnerability Publication Date: 6/1/2021

Reference Information

CVE: CVE-2021-28091