6.5
MEDIUM
CVE-2022-35256
Node HTTP llhttp Parser Header Injection Vuln
Description

The llhttp parser in the http module in Node v18.7.0 does not correctly handle header fields that are not terminated with CLRF. This may result in HTTP Request Smuggling.

INFO

Published Date :

Dec. 5, 2022, 10:15 p.m.

Last Modified :

May 12, 2023, 1:30 p.m.

Remotely Exploitable :

Yes !

Impact Score :

2.5

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2022-35256 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 Siemens sinec_ins
1 Nodejs node.js
1 Llhttp llhttp
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-2022-35256.

URL Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf Third Party Advisory
https://hackerone.com/reports/1675191 Exploit Issue Tracking Third Party Advisory
https://www.debian.org/security/2023/dsa-5326 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).

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

The following list is the news that have been mention CVE-2022-35256 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-35256 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]

    May. 12, 2023

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 14.0.0 up to (including) 14.14.0 *cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* versions from (including) 14.15.0 up to (including) 14.20.1 *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 16.0.0 up to (including) 16.12.0 *cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* versions from (including) 16.13.0 up to (excluding) 16.17.1 *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 18.0.0 up to (excluding) 18.9.1 OR *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 14.0.0 up to (including) 14.14.0 *cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* versions from (including) 14.15.0 up to (excluding) 14.20.1 *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 16.0.0 up to (including) 16.12.0 *cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* versions from (including) 16.13.0 up to (excluding) 16.17.1 *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 18.0.0 up to (excluding) 18.9.1
  • Modified Analysis by [email protected]

    Mar. 01, 2023

    Action Type Old Value New Value
    Changed Reference Type https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf No Types Assigned https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf Third Party Advisory
    Changed Reference Type https://www.debian.org/security/2023/dsa-5326 No Types Assigned https://www.debian.org/security/2023/dsa-5326 Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:siemens:sinec_ins:*:*:*:*:*:*:*:* versions up to (excluding) 1.0 *cpe:2.3:a:siemens:sinec_ins:1.0:-:*:*:*:*:*:* *cpe:2.3:a:siemens:sinec_ins:1.0:sp1:*:*:*:*:*:* *cpe:2.3:a:siemens:sinec_ins:1.0:sp2:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jan. 26, 2023

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2023/dsa-5326 [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 10, 2023

    Action Type Old Value New Value
    Added Reference https://cert-portal.siemens.com/productcert/pdf/ssa-332410.pdf [No Types Assigned]
  • Reanalysis by [email protected]

    Jan. 03, 2023

    Action Type Old Value New Value
    Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  • Initial Analysis by [email protected]

    Dec. 08, 2022

    Action Type Old Value New Value
    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://hackerone.com/reports/1675191 No Types Assigned https://hackerone.com/reports/1675191 Exploit, Issue Tracking, Third Party Advisory
    Added CWE NIST CWE-444
    Added CPE Configuration OR *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 14.0.0 up to (including) 14.14.0 *cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* versions from (including) 14.15.0 up to (including) 14.20.1 *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 16.0.0 up to (including) 16.12.0 *cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* versions from (including) 16.13.0 up to (excluding) 16.17.1 *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 18.0.0 up to (excluding) 18.9.1
    Added CPE Configuration OR *cpe:2.3:a:llhttp:llhttp:*:*:*:*:*:node.js:*:* versions up to (excluding) 6.0.10
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-2022-35256 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-2022-35256 weaknesses.

Exploit Prediction

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

0.26 }} -0.09%

score

0.66009

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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