Double free memory error in openvpn (Alpine package)



Published: 2020-04-18
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-9336
CWE-ID CWE-415
Exploitation vector Network
Public exploit N/A
Vulnerable software
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openvpn (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) Double free memory error

EUVDB-ID: #VU12129

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-9336

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to double-free memory error in Interactive Service. A remote attacker can trigger memory corruption and cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

openvpn (Alpine package): 2.4.3-r0 - 2.4.8-r4

External links

http://git.alpinelinux.org/aports/commit/?id=6b0b48d89a68ef2d9dc5730713f69939b526ab68


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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