Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2018-9849 |
CWE-ID | CWE-20 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Ivanti Connect Secure (formerly Pulse Connect Secure) Server applications / Remote access servers, VPN |
Vendor | Ivanti |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU37141
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2018-9849
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
Pulse Secure Pulse Connect Secure 8.1.x before 8.1R14, 8.2.x before 8.2R11, and 8.3.x before 8.3R5 do not properly process nested XML entities, which allows remote attackers to cause a denial of service (memory consumption and memory errors) via a crafted XML document.
MitigationInstall update from vendor's website.
Vulnerable software versionsIvanti Connect Secure (formerly Pulse Connect Secure): 8.3 - 8.3R4
External linkshttp://www.securityfocus.com/bid/104160
http://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43730
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.