CVE-2019-16791 downgrade of effective Strict Transport Security (STS) policy in postfix-mta-sts-resolver

2020-01-2201:40:14

CWE-757

GitHub_M

www.cve.org

CVSS3

6.9

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

43.1%

JSON

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.

CNA Affected

[
  {
    "product": "postfix-mta-sts-resolver",
    "vendor": "Snawoot",
    "versions": [
      {
        "status": "affected",
        "version": "< 0.5.1"
      }
    ]
  }
]