9.1
CRITICAL
CVE-2019-15699
Suricata SSL/TLS Buffer Overflow
Description

An issue was discovered in app-layer-ssl.c in Suricata 4.1.4. Upon receiving a corrupted SSLv3 (TLS 1.2) packet, the parser function TLSDecodeHSHelloExtensions tries to access a memory region that is not allocated, because the expected length of HSHelloExtensions does not match the real length of the HSHelloExtensions part of the packet.

INFO

Published Date :

Sept. 24, 2019, 8:15 p.m.

Last Modified :

Sept. 25, 2019, 1:24 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-15699 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.

ID Vendor Product Action
1 Suricata-ids suricata
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-2019-15699.

URL Resource
https://lists.openinfosecfoundation.org/pipermail/oisf-announce/ Third Party Advisory
https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/ Release Notes 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-2019-15699 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-15699 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
  • Initial Analysis by [email protected]

    Sep. 25, 2019

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
    Changed Reference Type https://lists.openinfosecfoundation.org/pipermail/oisf-announce/ No Types Assigned https://lists.openinfosecfoundation.org/pipermail/oisf-announce/ Third Party Advisory
    Changed Reference Type https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/ No Types Assigned https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/ Release Notes, Vendor Advisory
    Added CWE CWE-125
    Added CPE Configuration OR *cpe:2.3:a:suricata-ids:suricata:4.1.4:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-15699 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-2019-15699 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.24 }} 0.00%

score

0.60546

percentile

CVSS31 - Vulnerability Scoring System
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