PT-2022-6261 · Cisco · Cisco Asyncos Software For Cisco Email Security Appliance

Chen Farchi + 1 · Published 2022-10-27 · Updated 2024-03-22 · CVE-2023-20057

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

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

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

Description A vulnerability in the URL filtering mechanism could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. This issue is due to improper processing of URLs. An attacker could exploit this by crafting a URL in a particular way, potentially allowing malicious URLs to pass through the device.

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

Improper Access Control

Special Elements Injection

Weakness Enumeration

CWE-284

CWE-74

CWE-254

CWE-792

Related Identifiers

BDU:2023-00676

CVE-2023-20057

Affected Products

Cisco Asyncos Software For Cisco Email Security Appliance

References · 7

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-url-bypass-WbMQqNJh · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20057 · Security Note
• https://bdu.fstec.ru/vul/2023-00676 · Security Note
• https://cybersecurity-help.cz/vdb/SB2023011898 · Note
• https://vuldb.com/ru/?id.218922 · Note
• https://t.me/cvenotify/43148 · Telegram Post
• https://twitter.com/SystemTek_UK/status/1771265988807340119 · Twitter Post