Vulnerability Details : CVE-2018-10847
prosody before versions 0.10.2, 0.9.14 is vulnerable to an Authentication Bypass. Prosody did not verify that the virtual host associated with a user session remained the same across stream restarts. A user may authenticate to XMPP host A and migrate their authenticated session to XMPP host B of the same Prosody instance.
Vulnerability category: BypassGain privilege
Products affected by CVE-2018-10847
- cpe:2.3:a:prosody:prosody:*:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.10.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.10.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-10847
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-10847
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
4.2
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N |
1.6
|
2.5
|
Red Hat, Inc. |
CWE ids for CVE-2018-10847
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
-
Assigned by: secalert@redhat.com (Secondary)
References for CVE-2018-10847
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https://blog.prosody.im/prosody-0-10-2-security-release/
Prosody 0.10.2 and 0.9.14 Security Release | Prosodical ThoughtsVendor Advisory
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https://prosody.im/security/advisory_20180531/
advisory_20180531Vendor Advisory
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https://www.debian.org/security/2018/dsa-4216
Debian -- Security Information -- DSA-4216-1 prosodyThird Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10847
1584801 – (CVE-2018-10847) CVE-2018-10847 prosody: cross-host authentication vulnerabilityIssue Tracking;Third Party Advisory
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https://issues.prosody.im/1147
#1147 Changing "to" address mid-negotiation causes privilege escalation from anonymous account to normal account (closed) - Prosody IM Issue TrackerVendor Advisory
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