Description
In postfix-mta-sts-resolver before 0.5.1, All users can receive incorrect response from daemon under rare conditions, rendering downgrade of effective STS policy.
References (2)
Core 2
Core References
Patch, Third Party Advisory x_refsource_confirm
https://github.com/Snawoot/postfix-mta-sts-resolver/security/advisories/GHSA-h92m-42h4-82f6
Patch, Third Party Advisory x_refsource_misc
https://gist.github.com/Snawoot/b9da85d6b26dea5460673b29df1adc6b
Scores
CVSS v3
6.9
EPSS
0.0067
EPSS Percentile
48.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N
Details
CWE
CWE-757
Status
published
Products (2)
postfix-mta-sts-resolver_project/postfix-mta-sts-resolver
< 0.5.1
pypi/postfix-mta-sts-resolver
0 - 0.5.1PyPI
Published
Jan 22, 2020
Tracked Since
Feb 18, 2026