Description
libmaxminddb before 1.4.3 has a heap-based buffer over-read in dump_entry_data_list in maxminddb.c.
References (7)
Core 7
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://github.com/maxmind/libmaxminddb/issues/236
Patch, Third Party Advisory x_refsource_misc
https://github.com/maxmind/libmaxminddb/pull/237
Patch, Third Party Advisory x_refsource_misc
https://github.com/maxmind/libmaxminddb/compare/1.4.2...1.4.3
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/11/msg00019.html
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202011-15
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ELTOHZBPO6XVUVADP4DPZBNQCPTYOQBV/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6WUK4UCOB5FJVK36E22IRLEYGKMUWGBG/
Scores
CVSS v3
6.5
EPSS
0.0024
EPSS Percentile
47.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (4)
debian/debian_linux
9.0
fedoraproject/fedora
32
fedoraproject/fedora
33
maxmind/libmaxminddb
< 1.4.3
Published
Nov 06, 2020
Tracked Since
Feb 18, 2026