OpenPGP.js Vulnerability in S2K Allows Unauthorized Decryption of Messages
CVE-2015-8013

7.5HIGH

Key Information:

Vendor

Openpgpjs

Status
Openpgpjs
Vendor
CVE Published:
25 July 2017

What is CVE-2015-8013?

The vulnerability in S2K.js of OpenPGP.js enables remote attackers to decrypt arbitrary messages without a valid passphrase. This is achievable by manipulating PGP keys, making it possible to bypass authentication mechanisms that rely on message decryption. An attacker can exploit this flaw via a specially crafted symmetrically encrypted PGP message, posing significant security risks for applications utilizing OpenPGP.js for authentication.

References

http://www.openwall.com/lists/oss-security/2015/10/30/5
mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/77088
vdb-entryx_refsource_BID
https://github.com/openpgpjs/openpgpjs/commit/668a9bbe703...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2015-8013 : OpenPGP.js Vulnerability in S2K Allows Unauthorized Decryption of Messages