Patchfirst
CVE-2017-12636 Public exploit EPSS 90.6%

CouchDB administrative users can configure the database server via HTTP(S)

Apache Software Foundation · Apache CouchDB

Summary

Apache CouchDB has a flaw in which its HTTP(S) configuration interface lets administrative users set paths to operating system binaries that CouchDB later launches. An attacker who holds an admin account on an affected release (before 1.7.0 or 2.x before 2.1.1) can use this to run arbitrary shell commands as the CouchDB user, including downloading and executing scripts from the internet.

Official description · CVE.org

CouchDB administrative users can configure the database server via HTTP(S). Some of the configuration options include paths for operating system-level binaries that are subsequently launched by CouchDB. This allows an admin user in Apache CouchDB before 1.7.0 and 2.x before 2.1.1 to execute arbitrary shell commands as the CouchDB user, including downloading and executing scripts from the public internet.

Breakdown
27.0 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Public exploit code (Metasploit) was available 19 months before disclosure.

  1. Public exploit codeMetasploit19 mo before
  2. Disclosedday 0

See the family tree

A fix was bypassed or incomplete once over 9 months.

Same bug familyLinked by evidence that a fix failed or the same code was patched again. Oldest first.

  1. This CVECVE-2017-12636CouchDB administrative users can configure the database server…14 Nov 2017
  2. same family
    CVE-2018-8007CouchDB administrative users can configure the database server…11 Jul 2018
  3. bypassed the fixHigh

    Why these are linked:

    • Stated in the CVE textThis privilege escalation effectively allows a CouchDB admin user to gain arbitrary remote code execution, bypassing CVE-2017-12636 and CVE-2018-8007.
    • Similar weakness in the same product (machine-matched)same product + description similarity
    CVE-2018-11769CouchDB administrative users before 2.2.0 can configure the…8 Aug 2018

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

Also mentioned in 7 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

6 links, grouped by NVD tag
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