cbcvebase.
CVE-2018-20843
published 2019-06-24

CVE-2018-20843: 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…

high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
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).

Affected

24 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debiandebian_linux
debianexpat< expat 2.2.6-2 (bookworm)expat 2.2.6-2 (bookworm)
debianlibxmltok< expat 2.2.6-2 (bookworm)expat 2.2.6-2 (bookworm)
fedoraprojectfedora
fedoraprojectfedora
libexpat_projectlibexpat< 2.2.72.2.7
msrccbl_mariner_1.0_arm
msrccbl_mariner_1.0_x64
msrccm1_expat_2.2.6-4_on_cbl_mariner_1.0
opensuseleap
opensuseleap
oraclehospitality_res_37005.7 – 5.7.6
oraclehttp_server
oraclehttp_server
oracleoutside_in_technology
oracleoutside_in_technology
tenablenessus< 8.15.08.15.0

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv7.5HIGH