| Name | CVE-2020-12272 |
| Description | OpenDMARC through 1.3.2 and 1.4.x allows attacks that inject authentication results to provide false information about the domain that originated an e-mail message. This is caused by incorrect parsing and interpretation of SPF/DKIM authentication results, as demonstrated by the example.net(.example.com substring. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3546-1 |
| Debian Bugs | 977767 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| opendmarc (PTS) | bullseye | 1.4.0~beta1+dfsg-6+deb11u1 | fixed |
| bookworm | 1.4.2-2 | fixed |
| sid | 1.4.2-5 | fixed |
The information below is based on the following data on fixed versions.
Notes
[stretch] - opendmarc <postponed> (Minor issue; can be fixed in next update)
https://sourceforge.net/p/opendmarc/tickets/237/
https://www.usenix.org/system/files/sec20fall_chen-jianjun_prepub_0.pdf
Fix: https://github.com/trusteddomainproject/OpenDMARC/commit/f3a9a9d4edfaa05102292727d021683f58aa4b6e