CVE-2019-1981
"Cisco Firepower Threat Defense Software, ASA, and Management Center Remote Payload Normalization Bypass Vulnerability"
Description
A vulnerability in the normalization functionality of Cisco Firepower Threat Defense Software, Cisco FirePOWER Services Software for ASA, and Cisco Firepower Management Center Software could allow an unauthenticated, remote attacker to bypass filtering protections. The vulnerability is due to insufficient normalization of a text-based payload. An attacker could exploit this vulnerability by sending traffic that contains specifically obfuscated payloads through an affected device. An exploit could allow the attacker to bypass filtering and deliver malicious payloads to protected systems that would otherwise be blocked.
INFO
Published Date :
Nov. 5, 2019, 8:15 p.m.
Last Modified :
Oct. 16, 2020, 2:26 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2019-1981
vulnerability.
Even if cvefeed.io
is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2019-1981
.
URL | Resource |
---|---|
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190816-ftd-null | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-1981
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-1981
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Oct. 16, 2020
Action Type Old Value New Value Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N Removed CWE NIST CWE-287 Added CWE NIST CWE-20 -
Initial Analysis by [email protected]
Nov. 08, 2019
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Changed Reference Type https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190816-ftd-null No Types Assigned https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190816-ftd-null Vendor Advisory Added CWE NIST CWE-287 Added CPE Configuration OR *cpe:2.3:a:cisco:firepower_management_center:*:*:*:*:*:*:*:* versions from (including) 2.9.12 up to (including) 2.9.12.15 *cpe:2.3:a:cisco:firepower_management_center:*:*:*:*:*:*:*:* versions from (including) 2.9.13 up to (including) 2.9.13.6 *cpe:2.3:a:cisco:firepower_management_center:*:*:*:*:*:*:*:* versions from (including) 2.9.14.0 up to (including) 2.9.14.5 *cpe:2.3:a:cisco:firepower_management_center:2.9.15:*:*:*:*:*:*:* *cpe:2.3:a:cisco:firepower_management_center:2.9.16:*:*:*:*:*:*:* *cpe:2.3:a:cisco:firepower_services_software_for_asa:*:*:*:*:*:*:*:* *cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-1981
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2019-1981
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.13 }} 0.00%
score
0.45899
percentile