Contrail: XML External Entity (XXE) vulnerability
CVE-2017-10617

5MEDIUM

Key Information:

Vendor

Juniper Networks
Status
Contrail
Vendor
CVE Published:
13 October 2017

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2017-10617?

The ifmap service that comes bundled with Contrail has an XML External Entity (XXE) vulnerability that may allow an attacker to retrieve sensitive system files. Affected releases are Juniper Networks Contrail 2.2 prior to 2.21.4; 3.0 prior to 3.0.3.4; 3.1 prior to 3.1.4.0; 3.2 prior to 3.2.5.0. CVE-2017-10616 and CVE-2017-10617 can be chained together and have a combined CVSSv3 score of 5.8 (AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N).

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Affected Version(s)

Contrail 2.2 < 2.21.4

Contrail 3.0 < 3.0.3.4

Contrail 3.1 < 3.1.4.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2017-10617
Created by gteissier

References

https://kb.juniper.net/JSA10819
https://github.com/orangecertcc/security-research/securit...

CVSS V3.1

Score:
5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability Reserved

Credit

Guillaume TEISSIER / Orange for responsibly reporting this vulnerability.
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