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[TLP:CLEAR] Cisco UCM and ISE fix 5 vulnerabilities

Cisco fixes 5 vulnerabilities in Cisco Unified Communications Manager (UCM) and Cisco Identity Services Engine (ISE). The vulnerabilities are fixed in version 15SU1 for UCM and in version 3.3P3 for ISE [1][2][3][4][5]. The vulnerability CVE-2024-20417 will be fixed in the near future by a patch (more information at [4]).

Cisco Unified Communications Manager - DoS (CVE-2024-20375)
CVSS 8.6 (High)

An unauthenticated remote attacker can carry out a DoS attack in UCM by sending specially crafted SIP messages [1].

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

More information:

The vulnerability was publicly disclosed 21. 8. 2024.

Cisco Unified Communications Manager - XSS (CVE-2024-20488)
CVSS 6.1 (Medium)

An unauthenticated remote attacker can, using social engineering, carry out an XSS attack in UCM [2].

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

More information:

  • CVE-2024-20488 at cve.org, NVD
  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') at cwe.mitre.org

The vulnerability was publicly disclosed 21. 8. 2024.

Cisco Identity Services Engine - information leak (CVE-2024-20466)
CVSS 6.5 (Medium)

An authenticated remote attacker with read-only administrator privileges can view sensitive information in ISE without authorization [3].

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

More information:

The vulnerability was publicly disclosed 21. 8. 2024.

Cisco Identity Services Engine - SQL injection (CVE-2024-20417)
CVSS 6.5 (Medium)

An authenticated remote attacker can carry out an SQL injection attack in ISE by sending specially crafted requests [4].

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

More information:

  • CVE-2024-20417 at cve.org, NVD
  • CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') at cwe.mitre.org

The vulnerability was publicly disclosed 21. 8. 2024.

Cisco Identity Services Engine - CSRF (CVE-2024-20486)
CVSS 6.5 (Medium)

An unauthenticated remote attacker can, using social engineering, carry out a CSRF attack in ISE and thus perform arbitrary actions with the victim's privileges [5].

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

More information:

The vulnerability was publicly disclosed 21. 8. 2024.

By CESNET, z.s.p.o. Martin Krajči on 30. 8. 2024.

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