FreeBSD : claws-mail -- no bounds checking on the output buffer in conv_jistoeuc, conv_euctojis, conv_sjistoeuc (51358314-bec8-11e5-82cd-bcaec524bf84)

high Nessus Plugin ID 87997

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Synopsis

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

Description

DrWhax reports :

So in codeconv.c there is a function for Japanese character set conversion called conv_jistoeuc(). There is no bounds checking on the output buffer, which is created on the stack with alloca() Bug can be triggered by sending an email to [email protected] or whatever.

Since my C is completely rusty, you might be able to make a better judgment on the severity of this issue. Marking critical for now.

Solution

Update the affected package.

Plugin Details

Severity: High

ID: 87997

File Name: freebsd_pkg_51358314bec811e582cdbcaec524bf84.nasl

Version: 2.7

Type: local

Family: FreeBSD Local Security Checks

Published: 1/20/2016

Updated: 1/4/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: High

Base Score: 7.5

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

CVSS v3

Risk Factor: High

Base Score: 7.3

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:claws-mail, cpe:/o:freebsd:freebsd

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

Patch Publication Date: 1/19/2016

Vulnerability Publication Date: 11/4/2015

Reference Information

CVE: CVE-2015-8614

Detections

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