In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).
References
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History
18 Apr 2022, 17:17
Type | Values Removed | Values Added |
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References | (N/A) https://www.oracle.com/security-alerts/cpuapr2020.html - Patch, Third Party Advisory | |
References | (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IDAUGEB3TUP6NEKJDBUBZX7N5OAUOOOK/ - Mailing List, Third Party Advisory | |
References | (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CEJJSQSG3KSUQY4FPVHZ7ZTT7FORMFVD/ - Mailing List, Third Party Advisory | |
References | (MISC) https://www.oracle.com/security-alerts/cpuApr2021.html - Patch, Third Party Advisory | |
References | (MISC) https://www.oracle.com/security-alerts/cpuoct2020.html - Patch, Third Party Advisory | |
References | (MISC) https://www.oracle.com/security-alerts/cpuoct2021.html - Patch, Third Party Advisory | |
References | (CONFIRM) https://www.tenable.com/security/tns-2021-11 - Third Party Advisory | |
CPE | cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:* cpe:2.3:a:oracle:http_server:12.1.3.0:*:*:*:*:*:*:* cpe:2.3:a:oracle:hospitality_res_3700:*:*:*:*:*:*:*:* cpe:2.3:a:tenable:nessus:*:*:*:*:*:*:*:* |
20 Oct 2021, 11:15
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15 Jun 2021, 23:15
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14 Jun 2021, 18:15
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Information
Published : 2019-06-24 17:15
Updated : 2024-02-04 20:20
NVD link : CVE-2018-20843
Mitre link : CVE-2018-20843
CVE.ORG link : CVE-2018-20843
JSON object : View
Products Affected
oracle
- outside_in_technology
- http_server
- hospitality_res_3700
debian
- debian_linux
libexpat_project
- libexpat
canonical
- ubuntu_linux
opensuse
- leap
tenable
- nessus
fedoraproject
- fedora
CWE
CWE-611
Improper Restriction of XML External Entity Reference