7.5
HIGH
CVE-2019-9154
OpenPGP.js Decryptor Signature Forgery
Description

Improper Verification of a Cryptographic Signature in OpenPGP.js <=4.1.2 allows an attacker to pass off unsigned data as signed.

INFO

Published Date :

Aug. 22, 2019, 4:15 p.m.

Last Modified :

Nov. 21, 2024, 4:51 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-9154 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 Openpgpjs openpgpjs
1 Openpgp openpgp
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-2019-9154.

URL Resource
http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html Third Party Advisory VDB Entry
https://github.com/openpgpjs/openpgpjs/pull/797 Third Party Advisory
https://github.com/openpgpjs/openpgpjs/pull/797/commits/47138eed61473e13ee8f05931119d3e10542c5e1 Patch Third Party Advisory
https://github.com/openpgpjs/openpgpjs/releases/tag/v4.2.0 Release Notes
https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/ Exploit Third Party Advisory
https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1 Third Party Advisory
http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html Third Party Advisory VDB Entry
https://github.com/openpgpjs/openpgpjs/pull/797 Third Party Advisory
https://github.com/openpgpjs/openpgpjs/pull/797/commits/47138eed61473e13ee8f05931119d3e10542c5e1 Patch Third Party Advisory
https://github.com/openpgpjs/openpgpjs/releases/tag/v4.2.0 Release Notes
https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/ Exploit Third Party Advisory
https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1 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-2019-9154 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-9154 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html
    Added Reference https://github.com/openpgpjs/openpgpjs/pull/797
    Added Reference https://github.com/openpgpjs/openpgpjs/pull/797/commits/47138eed61473e13ee8f05931119d3e10542c5e1
    Added Reference https://github.com/openpgpjs/openpgpjs/releases/tag/v4.2.0
    Added Reference https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/
    Added Reference https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Aug. 30, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    Changed Reference Type http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html No Types Assigned http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html Third Party Advisory, VDB Entry
    Changed Reference Type https://github.com/openpgpjs/openpgpjs/pull/797 No Types Assigned https://github.com/openpgpjs/openpgpjs/pull/797 Third Party Advisory
    Changed Reference Type https://github.com/openpgpjs/openpgpjs/pull/797/commits/47138eed61473e13ee8f05931119d3e10542c5e1 No Types Assigned https://github.com/openpgpjs/openpgpjs/pull/797/commits/47138eed61473e13ee8f05931119d3e10542c5e1 Patch, Third Party Advisory
    Changed Reference Type https://github.com/openpgpjs/openpgpjs/releases/tag/v4.2.0 No Types Assigned https://github.com/openpgpjs/openpgpjs/releases/tag/v4.2.0 Release Notes
    Changed Reference Type https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/ No Types Assigned https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/ Exploit, Third Party Advisory
    Changed Reference Type https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1 No Types Assigned https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1 Third Party Advisory
    Added CWE CWE-347
    Added CPE Configuration OR *cpe:2.3:a:openpgpjs:openpgpjs:*:*:*:*:*:*:*:* versions up to (including) 4.1.2
  • CVE Modified by [email protected]

    Aug. 22, 2019

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html [No Types Assigned]
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-2019-9154 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-2019-9154 weaknesses.

Exploit Prediction

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

0.99 }} -1.02%

score

0.83350

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability