CVE-2025-20153
published 2025-02-19CVE-2025-20153: A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configured rules…
PriorityP433medium5.3CVSS 3.1
AVNACLPRNUINSUCNILAN
EPSS
0.33%
25.3th percentile
A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configured rules and allow emails that should have been denied to flow through an affected device.
This vulnerability is due to improper handling of email that passes through an affected device. An attacker could exploit this vulnerability by sending a crafted email through the affected device. A successful exploit could allow the attacker to bypass email filters on the affected device.
Affected
31 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | cisco_secure_email | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
| cisco | secure_email_gateway | — | — |
CVSS provenance
nvdv3.15.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
vendor_cisco5.8MEDIUM
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Cisco
Cisco Secure Email Gateway Email Filter Bypass Vulnerability
vendor_cisco·2025-02-19·CVSS 5.8
CVE-2025-20153 [MEDIUM] CWE-284 Cisco Secure Email Gateway Email Filter Bypass Vulnerability
Cisco Secure Email Gateway Email Filter Bypass Vulnerability
A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configured rules and allow emails that should have been denied to flow through an affected device.
This vulnerability is due to improper handling of email that passes through an affected device. An attacker could exploit this vulnerability by sending a crafted email through the affected device. A successful exploit could allow the attacker to bypass email filters on the affected device.
Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
This advisory is available at the following link:https://sec.cloudapps.cisco.c
Cisco
Cisco Secure Email Gateway Email Filter Bypass Vulnerability
vendor_cisco·CVSS 3.1
CVE-2025-20153 Cisco Secure Email Gateway Email Filter Bypass Vulnerability
CVE-2025-20153: Cisco Secure Email Gateway Email Filter Bypass Vulnerability
A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configured rules and allow emails that should have been denied to flow through an affected device. This vulnerability is due to improper handling of email that passes through an affected device. An attacker could exploit this vulnerability by sending a crafted email through the affected device. A successful exploit could allow the attacker to bypass email filters on the affected device. Cisco has released software updates that address this vulnerability. There are no
CVSS: 3.1
CWE: CWE-284, CWE-284
Bug IDs: CSCwm82380
GHSA
GHSA-9ppw-7p8w-h9g2: A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configure
ghsa_unreviewed·2025-02-19
CVE-2025-20153 [MEDIUM] CWE-284 GHSA-9ppw-7p8w-h9g2: A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configure
A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configured rules and allow emails that should have been denied to flow through an affected device.
This vulnerability is due to improper handling of email that passes through an affected device. An attacker could exploit this vulnerability by sending a crafted email through the affected device. A successful exploit could allow the attacker to bypass email filters on the affected device.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2025-02-19
Published