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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLWg5Mm0tNDJoNC04MmY2

High severity vulnerability that affects postfix-mta-sts-resolver

Incorrect query parsing

Impact

All users of versions prior to 0.5.1 can receive incorrect response from daemon under rare conditions, rendering downgrade of effective STS policy.

Patches

Problem has been patched in version 0.5.1

Workarounds

Users may remediate this vulnerability without upgrading by applying these patches to older suppoorted versions.

For more information

If you have any questions or comments about this advisory:

Permalink: https://github.com/advisories/GHSA-h92m-42h4-82f6
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLWg5Mm0tNDJoNC04MmY2
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: almost 5 years ago
Updated: over 1 year ago


CVSS Score: 6.9
CVSS vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N

Identifiers: GHSA-h92m-42h4-82f6, CVE-2019-16791
References: Repository: https://github.com/Snawoot/postfix-mta-sts-resolver
Blast Radius: 5.8

Affected Packages

pypi:postfix-mta-sts-resolver
Dependent packages: 0
Dependent repositories: 7
Downloads: 3,916 last month
Affected Version Ranges: < 0.5.1
Fixed in: 0.5.1
All affected versions: 0.1.1, 0.1.2, 0.1.3, 0.1.4, 0.1.5, 0.2.0, 0.2.1, 0.2.2, 0.2.3, 0.2.4, 0.2.5, 0.2.7, 0.2.8, 0.2.9, 0.3.0, 0.4.0, 0.4.1, 0.4.2, 0.4.3, 0.4.4, 0.4.5, 0.5.0
All unaffected versions: 0.5.1, 0.5.2, 0.5.3, 0.6.0, 0.6.1, 0.7.0, 0.7.1, 0.7.2, 0.7.3, 0.7.4, 0.7.5, 0.8.0, 0.8.1, 0.8.2, 1.0.0, 1.0.1, 1.1.0, 1.1.1, 1.1.2, 1.1.3, 1.1.4, 1.1.5, 1.2.0, 1.3.0, 1.4.0