#VU86066 Cryptographic issues in The Bouncy Castle Crypto Package For Java - CVE-2016-1000344

Vulnerability identifier: #VU86066

Vulnerability risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-1000344

CWE-ID: CWE-310

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
The Bouncy Castle Crypto Package For Java
Universal components / Libraries / Libraries used by multiple products

Vendor: Legion of the Bouncy Castle Inc.

Description

The vulnerability allows a remote attacker to modify data on the system.

The vulnerability exists due to DHIES implementation allowed the use of ECB mode. A remote attacker can trigger the vulnerability to modify data on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

The Bouncy Castle Crypto Package For Java: 1.55

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External links
http://access.redhat.com/errata/RHSA-2018:2669
http://access.redhat.com/errata/RHSA-2018:2927
http://github.com/bcgit/bc-java/commit/9385b0ebd277724b167fe1d1456e3c112112be1f
http://security.netapp.com/advisory/ntap-20181127-0004/
http://www.oracle.com/security-alerts/cpuoct2020.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.