CVE-2019-9154

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

CVSS v3.0 NVD

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

1.62% chance of exploitation in the next 30 days, 76th percentile

Published

2019-08-22

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/

Security advisories

• http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Cur…
• openpgpjs/openpgpjs/pull/797
• https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js
• https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Exten…
• advisories/GHSA-hfmf-q43v-2ffj

References

• CVE Record
• NVD entry