Forced SSLv3 support in openssl (Alpine package)



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2014-3568
CWE-ID CWE-749
Exploitation vector Network
Public exploit N/A
Vulnerable software
 openssl (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Forced SSLv3 support

EUVDB-ID: #VU5215

Risk: Low

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2014-3568

CWE-ID: CWE-749 - Exposed Dangerous Method or Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to force SSLv3 usage.

When OpenSSL is configured with "no-ssl3" as a build option, servers could accept and complete a SSL 3.0 handshake, and clients could be configured to send them. A remote attacker can force SSLv3 usage and perfom a variety of attacks against SSLv3 protocol

Successful exploitation of the vulnerability may allow an attacker to obtain potentially sensitive information.

Mitigation

Install update from vendor's website.

Vulnerable software versions

openssl (Alpine package): 0.9.8n-r0 - 1.0.1b-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=f09cdaa244ef0d0d6f7357ab368810ceaa7a1083
https://git.alpinelinux.org/aports/commit/?id=6dba1238f59654c63719462c31fc13056eec4974
https://git.alpinelinux.org/aports/commit/?id=4c5cc5515933595f9aabe78a9b98d28ea24a3a92
https://git.alpinelinux.org/aports/commit/?id=4dc9b437132ccb0949aa179ce0b3cbeb14fad028


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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