PT-2019-3390 · Cisco · Cisco Asa+1

Published 2019-10-02 · Updated 2023-08-16 · CVE-2019-12678

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco Adaptive Security Appliance (ASA) Software (affected versions not specified) Cisco Firepower Threat Defense (FTD) Software (affected versions not specified)

Description A vulnerability in the Session Initiation Protocol (SIP) inspection module could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The issue is due to improper parsing of SIP messages. An attacker could exploit this by sending a malicious SIP packet, potentially triggering an integer underflow and causing the software to crash.

Recommendations For Cisco Adaptive Security Appliance (ASA) Software, at the moment, there is no information about a newer version that contains a fix for this vulnerability. For Cisco Firepower Threat Defense (FTD) Software, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Integer Underflow

Weakness Enumeration

CWE-191

Related Identifiers

BDU:2019-03531

CVE-2019-12678

Affected Products

Cisco Asa

Cisco Ftd

References · 4

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20191002-asa-ftd-sip-dos · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-12678 · Security Note
• https://osv.dev/vulnerability/CVE-2019-12678 · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-03531 · Security Note