9.8
CRITICAL
CVE-2020-1944
Apache Traffic Server HTTP Response Smuggling Vulnerability
Description

There is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and Transfer-Encoding and Content length headers. Upgrade to versions 7.1.9 and 8.0.6 or later versions.

INFO

Published Date :

March 23, 2020, 10:15 p.m.

Last Modified :

Oct. 6, 2022, 8:36 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2020-1944 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2020-1944 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 Debian debian_linux
1 Apache traffic_server
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-2020-1944.

URL Resource
https://lists.apache.org/thread.html/r99d18d0bc4daa05e7d0e5a63e0e22701a421b2ef5a8f4f7694c43869%40%3Cannounce.trafficserver.apache.org%3E Mailing List Vendor Advisory
https://www.debian.org/security/2020/dsa-4672 Third Party 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).

None

Python Shell Dockerfile HTML Go JavaScript Ruby PHP VCL ASP.NET

Updated: 3 months, 2 weeks ago
22 stars 4 fork 4 watcher
Born at : March 23, 2022, 11:55 a.m. This repo has been linked 13 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-1944 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-1944 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
  • Modified Analysis by [email protected]

    Oct. 06, 2022

    Action Type Old Value New Value
    Changed Reference Type https://www.debian.org/security/2020/dsa-4672 No Types Assigned https://www.debian.org/security/2020/dsa-4672 Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    May. 02, 2020

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2020/dsa-4672 [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 25, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://lists.apache.org/thread.html/r99d18d0bc4daa05e7d0e5a63e0e22701a421b2ef5a8f4f7694c43869%40%3Cannounce.trafficserver.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/r99d18d0bc4daa05e7d0e5a63e0e22701a421b2ef5a8f4f7694c43869%40%3Cannounce.trafficserver.apache.org%3E Mailing List, Vendor Advisory
    Added CWE NIST CWE-444
    Added CPE Configuration OR *cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (including) 6.2.3 *cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (including) 7.1.8 *cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:* versions from (including) 8.0.0 up to (including) 8.0.5
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-2020-1944 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-2020-1944 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

0.59710

percentile

CVSS31 - Vulnerability Scoring System
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