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CVE-2024-20257

MEDIUMCVSS 4.8/10EPSS 0.29%

Last modified

CVE-2024-20257 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email Gateway could allow an authenticated, remote attacker to conduct an XSS attack against a user of the interface.r This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email Gateway could allow an authenticated, remote attacker to conduct an XSS attack against a user of the interface.r This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

Metrics

CVSS 3.1
4.8/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.29%

20.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoAsyncos11.0.3-238
CiscoAsyncos11.1.0-069
CiscoAsyncos11.1.0-128
CiscoAsyncos11.1.0-131
CiscoAsyncos12.0.0-419
CiscoAsyncos12.1.0-071
CiscoAsyncos12.1.0-087
CiscoAsyncos12.1.0-089
CiscoAsyncos12.5.0-066
CiscoAsyncos12.5.3-041
CiscoAsyncos12.5.4-041
CiscoAsyncos13.0.0-392
CiscoAsyncos13.0.5-007
CiscoAsyncos13.5.1-277
CiscoAsyncos13.5.4-038
CiscoAsyncos14.0.0-698
CiscoAsyncos14.2.0-620
CiscoAsyncos14.2.1-020
CiscoAsyncos14.3.0-032
CiscoAsyncos15.0.0-104
CiscoAsyncos15.0.1-030
CiscoAsyncos15.5.0-048

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2024-20257?
A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email Gateway could allow an authenticated, remote attacker to conduct an XSS attack against a user of the interface.r This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.
How severe is CVE-2024-20257?
CVE-2024-20257 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.
How do I fix CVE-2024-20257?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-20257?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST