CVE-2018-20592
UnknownEPSS 1.49%
Last modified
CVE-2018-20592 is a vulnerability of currently unknown severity. In Mini-XML (aka mxml) v2.12, there is a use-after-free in the mxmlAdd function of the mxml-node.c file. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted xml file, as demonstrated by mxmldoc.. EPSS estimates a 1.49% chance of exploitation in the next 30 days.
Description
In Mini-XML (aka mxml) v2.12, there is a use-after-free in the mxmlAdd function of the mxml-node.c file. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted xml file, as demonstrated by mxmldoc.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Msweet | Mini-Xml | 2.12 |
| Fedoraproject | Fedora | 28 |
| Fedoraproject | Fedora | 29 |
References
- https://github.com/michaelrsweet/mxml/issues/237Third Party Advisory
- https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_1.txt.errExploit, Third Party Advisory
- https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_2.txt.errExploit, Third Party Advisory
- https://github.com/michaelrsweet/mxml/issues/237Third Party Advisory
- https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_1.txt.errExploit, Third Party Advisory
- https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_2.txt.errExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-20592?
In Mini-XML (aka mxml) v2.12, there is a use-after-free in the mxmlAdd function of the mxml-node.c file. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted xml file, as demonstrated by mxmldoc.
How severe is CVE-2018-20592?
Severity scoring for CVE-2018-20592 is pending analysis. The EPSS model estimates a 1.49% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20592?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2018-20592?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST