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Mend.io Vulnerability Database

CVE-2020-12695

Date: June 8, 2020

The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription request with a delivery URL on a different network segment than the fully qualified event-subscription URL, aka the CallStranger issue.

Severity Score

7.5

Related Resources (26)

Url: https://usn.ubuntu.com/4494-1/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZDWHKGN3LMGSUEOAAVAMOD3IUIPJVOJ/

Url: https://www.callstranger.com

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RQEYVY4D7LASH6AI4WK3IK2QBFHHF3Q2/

Url: https://security.alpinelinux.org/vuln/CVE-2020-12695

Url: https://security-tracker.debian.org/tracker/CVE-2020-12695

Url: https://www.tenable.com/blog/cve-2020-12695-callstranger-vulnerability-in-universal-plug-and-play-upnp-puts-billions-of

Url: https://www.debian.org/security/2020/dsa-4806

Url: http://www.openwall.com/lists/oss-security/2020/06/08/2

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3SHL4LOFGHJ3DIXSUIQELGVBDJ7V7LB/

Url: https://lists.debian.org/debian-lts-announce/2020/08/msg00013.html

Url: https://www.debian.org/security/2021/dsa-4898

Url: https://github.com/corelight/callstranger-detector

Url: https://lists.debian.org/debian-lts-announce/2020/08/msg00011.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-12695

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQEYVY4D7LASH6AI4WK3IK2QBFHHF3Q2/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-12695

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MZDWHKGN3LMGSUEOAAVAMOD3IUIPJVOJ/

Url: https://github.com/yunuscadirci/CallStranger

Url: https://www.kb.cert.org/vuls/id/339275

Url: https://lists.debian.org/debian-lts-announce/2020/12/msg00017.html

Url: https://access.redhat.com/security/cve/CVE-2020-12695

Url: https://corelight.blog/2020/06/10/detecting-the-new-callstranger-upnp-vulnerability-with-zeek/

Url: http://packetstormsecurity.com/files/158051/CallStranger-UPnP-Vulnerability-Checker.html

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3SHL4LOFGHJ3DIXSUIQELGVBDJ7V7LB/

Url: https://www.mend.io/vulnerability-database/CVE-2020-12695

Severity Score

7.5

Weakness Type (CWE)

Incorrect Default Permissions

CWE-276

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	CHANGED
Confidentiality (C):	LOW
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	7.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	NONE
Availability (A):	COMPLETE
Additional information:

Mend.io Vulnerability Database

We found results for “”

CVE-2020-12695

Date: June 8, 2020

Severity Score

Related Resources (26)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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