Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2018-14404 |
CWE-ID | CWE-476 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #1 is available. |
Vulnerable software Subscribe |
redhat-release-virtualization-host (Red Hat package) Operating systems & Components / Operating system package or component cockpit-ovirt (Red Hat package) Operating systems & Components / Operating system package or component redhat-virtualization-host (Red Hat package) Operating systems & Components / Operating system package or component Red Hat Virtualization Host Web applications / Remote management & hosting panels Red Hat Virtualization Server applications / Virtualization software |
Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU13949
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C]
CVE-ID: CVE-2018-14404
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists in the xmlXPathCompOpEval() function, as defined in the path.c source code file due to improper parsing of invalid XPath expressions in the XPATH_OP_AND and XPATH_OP_OR cases. A remote attacker can send a specially crafted request that submits malicious input to an application that is using the affected library, trigger a NULL pointer dereference and cause the application to crash.
Install updates from vendor's website.
redhat-release-virtualization-host (Red Hat package): 4.3.4-1.el7ev - 4.3.6-5.el7ev
cockpit-ovirt (Red Hat package): 0.13.5-1.el7ev
Red Hat Virtualization Host: 4
Red Hat Virtualization: 4
redhat-virtualization-host (Red Hat package): before 4.3.9-20200324.0.el7_8
External linkshttp://access.redhat.com/errata/RHBA-2020:1310
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. However, proof of concept for this vulnerability is available.