Key management errors in Randombit Botan



| Updated: 2020-08-08
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-6879
CWE-ID CWE-320
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Botan
Universal components / Libraries / Libraries used by multiple products

Vendor Randombit

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Key management errors

EUVDB-ID: #VU39217

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-6879

CWE-ID: CWE-320 - Key Management Errors

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

The X509_Certificate::allowed_usage function in botan 1.11.x before 1.11.31 might allow attackers to have unspecified impact by leveraging a call with more than one Key_Usage set in the enum value.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Botan: 1.11.0 - 1.11.30

CPE2.3 External links

https://botan.randombit.net/security.html#id2


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.



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