Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2019-10064 |
CWE-ID | CWE-331 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
hostapd Server applications / Remote access servers, VPN |
Vendor | Jouni Malinen |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU30346
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-10064
CWE-ID:
CWE-331 - Insufficient Entropy
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
hostapd before 2.6, in EAP mode, makes calls to the rand() and random() standard library functions without any preceding srand() or srandom() call, which results in inappropriate use of deterministic values. This was fixed in conjunction with CVE-2016-10743.
MitigationInstall update from vendor's website.
Vulnerable software versionshostapd: 2.0 - 2.5
External linkshttp://packetstormsecurity.com/files/156573/Hostapd-Insufficient-Entropy.html
http://seclists.org/fulldisclosure/2020/Feb/26
http://www.openwall.com/lists/oss-security/2020/02/27/1
http://www.openwall.com/lists/oss-security/2020/02/27/2
http://lists.debian.org/debian-lts-announce/2020/03/msg00010.html
http://w1.fi/cgit/hostap/commit/?id=98a516eae8260e6fd5c48ddecf8d006285da7389
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.