PT-2018-15456 · Mini-Xml · Mini-Xml

Hongxuchen · Published 2018-12-30 · Updated 2019-05-12 · CVE-2018-20592

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Mini-XML version 2.12

Description The issue is related to a use-after-free in the mxmlAdd function of the mxml-node.c file. This could allow remote attackers to cause a denial-of-service via a crafted XML file.

Recommendations For Mini-XML version 2.12, consider avoiding the use of the mxmlAdd function until a patch is available. As a temporary workaround, restrict the processing of crafted XML files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2018-20592

MGASA-2019-0159

Affected Products

Mini-Xml

References · 18

• 🔥 https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_2.txt.err · Exploit
• 🔥 https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_1.txt.err · Exploit
• 🔥 https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_1.txt · Exploit
• 🔥 https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_2.txt · Exploit
• https://ubuntu.com/security/CVE-2018-20592 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2019-0159 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-20592 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-20592 · Security Note
• https://cve.org/CVERecord?id=CVE-2018-20592 · Security Note
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/N53IJHDYR5HVQLKH4J6B27OEQLGKSGY5 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-20592 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N53IJHDYR5HVQLKH4J6B27OEQLGKSGY5 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-20592 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNWF6BAU7S42O4LE4B74KIMHFE2HDNMI · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-20592 · Vendor Advisory