CVE-2021-32917

An issue was discovered in Prosody before 0.11.9. The proxy65 component allows open access by default, even if neither of the users has an XMPP account on the local server, allowing unrestricted use of the server's bandwidth.

CVSS v3.0 5.3 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.3^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

V2 Legend

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://blog.prosody.im/prosody-0.11.9-released/	Release Notes Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/05/13/1	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/14/2	Mailing List Mitigation Third Party Advisory
https://www.debian.org/security/2021/dsa-4916	Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6MFFBZWXKPZEVZNQSVJNCUE7WRF3T7DG/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LWJ2DG2DFJOEFEWOUN26IMYYWGSA2ZEE/	Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202105-15	Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GUN63AHEWB2WRROJHU3BVJRWLONCT2B7/	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00016.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:prosody:prosody:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*

Configuration 3 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:32:::::::*
	cpe:2.3:o:fedoraproject:fedora:33:::::::*
	cpe:2.3:o:fedoraproject:fedora:34:::::::*

Information

Published : 2021-05-13 09:15

Updated : 2021-06-17 09:58

NVD link : CVE-2021-32917

Mitre link : CVE-2021-32917

JSON object : View

CWE

CWE-862

Missing Authorization

Products Affected

debian

debian_linux

prosody

prosody

fedoraproject

fedora

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5.3 /10

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

4.3 /10

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

JSON object

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