Pegasus Mail < 4.02 To/From Header Overflow DoS

high Nessus Network Monitor Plugin ID 1303

Synopsis

The remote host is vulnerable to a Denial of Service (DoS) attack.

Description

The remote host is running the Pegasus 4.01 mail client. Pegasus Mail 4.01 (and possibly earlier versions) are vulnerable to a Denial of Service attack caused by a buffer overflow. By sending an email message containing 259 characters or more in either the "From" or "To" message header, a remote attacker can overflow a buffer and crash the system.

Solution

Upgrade to Pegasus Mail 4.02 or higher.

Plugin Details

Severity: High

ID: 1303

Family: SMTP Clients

Published: 8/20/2004

Updated: 3/6/2019

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.7

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

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: cpe:/a:david_harris:pegasus_mail

Reference Information

CVE: CVE-2002-1075

BID: 5302