CVE-2019-16791

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.

CVSS v3 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://gist.github.com/Snawoot/b9da85d6b26dea5460673b29df1adc6b	Patch Third Party Advisory
https://github.com/Snawoot/postfix-mta-sts-resolver/security/advisories/GHSA-h92m-42h4-82f6	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:postfix-mta-sts-resolver_project:postfix-mta-sts-resolver:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-01-22 02:15

Updated : 2020-10-23 18:18

NVD link : CVE-2019-16791

Mitre link : CVE-2019-16791

CVE.ORG link : CVE-2019-16791

JSON object : View

Products Affected

postfix-mta-sts-resolver_project

postfix-mta-sts-resolver

CWE

NVD-CWE-Other CWE-757

Selection of Less-Secure Algorithm During Negotiation ('Algorithm Downgrade')

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