PT-2021-4910 · Cisco · Cisco Firepower Management Center

Sanmith Prakash · Published 2021-10-27 · Updated 2021-10-28 · CVE-2021-34763

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Medium

Base vector

AV:N/AC:M/Au:S/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions Cisco Firepower Management Center (FMC) Software (affected versions not specified)

Description The issue is related to multiple vulnerabilities in the web-based management interface of Cisco Firepower Management Center (FMC) Software. These vulnerabilities could allow an attacker to execute a cross-site scripting (XSS) attack or an open redirect attack, potentially leading to unauthorized access to protected information. An open redirect attack occurs when an application redirects a user to a URL without properly validating it, allowing an attacker to redirect the user to a malicious website. A cross-site scripting (XSS) attack is a type of attack where an attacker injects malicious code into a website, which is then executed by the user's browser.

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

XSS

Open Redirect

Weakness Enumeration

CWE-79

CWE-601

Related Identifiers

BDU:2021-05645

CVE-2021-34763

Affected Products

Cisco Firepower Management Center

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-34763 · Security Note
• https://bdu.fstec.ru/vul/2021-05645 · Security Note
• https://osv.dev/vulnerability/CVE-2021-34763 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-xss-openredir-TVPMWJyg · Vendor Advisory
• https://t.me/cibsecurity/31309 · Telegram Post
• https://t.me/cvenotify/22610 · Telegram Post