FreeBSD : dovecot -- multiple vulnerabilities (d18f431d-d360-11eb-a32c-00a0989e4ec1)

medium Nessus Plugin ID 151003

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Synopsis

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

Description

Dovecot team reports :

CVE-2021-29157: Dovecot does not correctly escape kid and azp fields in JWT tokens. This may be used to supply attacker controlled keys to validate tokens in some configurations. This requires attacker to be able to write files to local disk.

CVE-2021-33515: On-path attacker could inject plaintext commands before STARTTLS negotiation that would be executed after STARTTLS finished with the client. Only the SMTP submission service is affected.

Solution

Update the affected package.

Plugin Details

Severity: Medium

ID: 151003

File Name: freebsd_pkg_d18f431dd36011eba32c00a0989e4ec1.nasl

Version: 1.6

Type: local

Family: FreeBSD Local Security Checks

Published: 6/25/2021

Updated: 5/9/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2021-33515

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2021-29157

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:dovecot, 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: 6/22/2021

Vulnerability Publication Date: 3/22/2021

Reference Information

CVE: CVE-2021-29157, CVE-2021-33515

Detections

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