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CVE-2017-9803
DEB
High

Apache Solr's Kerberos plugin can be configured to use delegation tokens, which allows an application to reuse the authentication of an end…

CVSS
8.1
High
EPSS
0.02
p80
Published
2017-01-01
Updated
2017-01-01
Description

Apache Solr's Kerberos plugin can be configured to use delegation tokens, which allows an application to reuse the authentication of an end-user or another application. There are two issues with this functionality (when using SecurityAwareZkACLProvider type of ACL provider e.g. SaslZkACLProvider). Firstly, access to the security configuration can be leaked to users other than the solr super user. Secondly, malicious users can exploit this leaked configuration for privilege escalation to further expose/modify private data and/or disrupt operations in the Solr cluster. The vulnerability is fixed from Apache Solr 6.6.1 onwards.

Tags · CWE
Pre-auth
CWE-287
CAPEC-22
CAPEC-57
CAPEC-94
CAPEC-114
CAPEC-115
CAPEC-151
CAPEC-194
CAPEC-593
CAPEC-633
CAPEC-650
Affected products
Solr
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Timeline
2017-01-01
Published
2017-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: H
High (H)
Privileges Required
PR: N
None (N)
User Interaction
UI: N
None (N)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: H
High (H)
Integrity Impact
I: H
High (H)
Availability Impact
A: H
High (H)
Exploit indicators
EPSS
0.022 · p80
Known exploited (KEV)
No
MITRE ATT&CK
Inferred via CAPEC
└ via CAPEC-57 · CWE-287
└ via CAPEC-633 · CWE-287
└ via CAPEC-593 · CWE-287
└ via CAPEC-650 · CWE-287
└ via CAPEC-114 · CWE-287
└ via CAPEC-593 · CWE-287
└ via CAPEC-94 · CWE-287
└ via CAPEC-593 · CWE-287
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Affected products
ProductVendorStatus
lucene-solrTracked
lucene-solrTracked
lucene-solrTracked
lucene-solrTracked
solr*Tracked
Source databases
DEB
CVE
UBU