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CVE-2023-20057

Published: Jan 19, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-792
4.7MEDIUM
NVD MITRE
EPSS Score
0.7%
Top 51.1%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available
Self-Check
OpenVAS

Description

A vulnerability in the URL filtering mechanism of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. This vulnerability is due to improper processing of URLs. An attacker could exploit this vulnerability by crafting a URL in a particular way. A successful exploit could allow the attacker to bypass the URL reputation filters that are configured for an affected device, which could allow malicious URLs to pass through the device.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LC:NI:LA:N
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Impact
C:NConfidentiality
None
I:LIntegrity
L
A:NAvailability
None
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Weaknesses

CWE-792CWE-74

Affected Products

Cisco Systems Inc.
commercial·USaka Cisco, cisco systems
AsyncOS
Networking Infrastructure
Cisco Email Security Appliance (ESA)
Networking Infrastructure
and 1 more affected products View all →

Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-url-bypass-WbMQqNJh
sec.cloudapps.cisco.com
https://nvd.nist.gov/vuln/detail/CVE-2023-20057
nvd.nist.gov
https://www.cybersecurity-help.cz/vdb/SB2023011898
cybersecurity-help.cz
and 2 more references View all →

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