CVE-2019-9155

A cryptographic issue in OpenPGP.js <=4.2.0 allows an attacker who is able provide forged messages and gain feedback about whether decryption of these messages succeeded to conduct an invalid curve attack in order to gain the victim's ECDH private key.

Score

CVSS 3.0 5.9 Medium

Status

Modified - cve@mitre.org

Published

2019-08-22

Last modified

2024-08-04

Weaknesses

CWE-327

Affected products

• Openpgpjs (Openpgpjs)

References

• http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html
• https://github.com/openpgpjs/openpgpjs/pull/853
• https://github.com/openpgpjs/openpgpjs/pull/853/commits/7ba4f8c655e7fd7706e8d7334e44b40fdf56c43e
• https://github.com/openpgpjs/openpgpjs/releases/tag/v4.3.0
• https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/
• https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pd…