CVE-2020-13941

HIGH
8.8
CVSS Score
Published: August 17, 2020 at 12:16 PM UTC
Updated: June 17, 2026 at 02:53 AM UTC
1 product affected across 1 vendorSolr

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Severity
HIGH8.8
Exploit prediction
EPSS 5%

Description

Reported in SOLR-14515 (private) and fixed in SOLR-14561 (public), released in Solr version 8.6.0. The Replication handler (https://lucene.apache.org/solr/guide/8_6/index-replication.html#http-api-commands-for-the-replicationhandler) allows commands backup, restore and deleteBackup. Each of these take a location parameter, which was not validated, i.e you could read/write to any location the solr user can access.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 8.6.0
Affected range stops below 8.6.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20

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