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CVE-2019-11728

Date: July 23, 2019

The HTTP Alternative Services header, Alt-Svc, can be used by a malicious site to scan all TCP ports of any host that the accessible to a user when web content is loaded. This vulnerability affects Firefox < 68.

Language: Unix

Severity Score

Related Resources (11)

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
https://www.mozilla.org/security/advisories/mfsa2019-21/
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
https://bugzilla.mozilla.org/show_bug.cgi?id=1552993
https://nvd.nist.gov/vuln/detail/CVE-2019-11728
https://access.redhat.com/security/cve/CVE-2019-11728
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
https://security.gentoo.org/glsa/201908-12
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-11728
https://www.mend.io/vulnerability-database/CVE-2019-11728

Severity Score

Weakness Type (CWE)

Exposure of Resource to Wrong Sphere

CWE-668

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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