Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2018-17540 |
CWE-ID | CWE-119 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
strongSwan Server applications / Encryption software |
Vendor | strongswan.org |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU15165
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-2018-17540
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform denial of service attacks.
The vulnerability exists due to a boundary error when processing certificates within gmp plugin. A remote attacker can create a specially crafted certificate, pass it to the affected application and trigger application crash.
MitigationInstall updates from vendor's website.
Vulnerable software versionsstrongSwan: 4.0.0 - 5.7.0
External linkshttp://download.strongswan.org/security/CVE-2018-17540/
http://lists.debian.org/debian-lts-announce/2018/10/msg00001.html
http://usn.ubuntu.com/3774-1/
http://www.debian.org/security/2018/dsa-4309
http://www.strongswan.org/blog/2018/10/01/strongswan-vulnerability-(cve-2018-17540).html
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.