PT-2019-3142 · Cisco · Cisco Email Security Appliance

Marcel Maeder · Published 2019-08-07 · Updated 2023-03-29 · CVE-2019-1955

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco Email Security Appliance (ESA) (affected versions not specified)

Description The issue is related to the Sender Policy Framework (SPF) component of the Cisco Email Security Appliance (ESA), which has a vulnerability due to insufficient input validation. This could allow a remote attacker to bypass configured content filters, potentially compromising the integrity of protected information. An attacker can exploit this by sending a customized SPF packet to an affected device, allowing malicious content to pass through the device.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2019-03128

CVE-2019-1955

Affected Products

Cisco Email Security Appliance

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2019-1955 · Security Note
• https://bdu.fstec.ru/vul/2019-03128 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-esm-inject · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-1955 · Vendor Advisory
• https://t.me/cvenotify/47101 · Telegram Post