Junos OS: Local XML Injection through CLI command can lead to privilege escalation

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Summary

CVECVE-2017-10603
StatePUBLISHED
Assignerjuniper
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-07-17 13:18:18 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionAn XML injection vulnerability in Junos OS CLI can allow a locally authenticated user to elevate privileges and run arbitrary commands as the root user. This issue was found during internal product security testing. Affected releases are Juniper Networks Junos OS 15.1X53 prior to 15.1X53-D47, 15.1 prior to 15.1R3. Junos versions prior to 15.1 are not affected. No other Juniper Networks products or platforms are affected by this issue.

Risk And Classification

Primary CVSS: v3.0 7.8 HIGH from [email protected]

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-91 | XML injection

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.8HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.0[email protected]Secondary7HIGHCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.0CNADECLARED7HIGHCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Juniper Junos 15.1 All All All
Operating System Juniper Junos 15.1 a1 All All
Operating System Juniper Junos 15.1 f1 All All
Operating System Juniper Junos 15.1 f2 All All
Operating System Juniper Junos 15.1 f2-s1 All All
Operating System Juniper Junos 15.1 f2-s2 All All
Operating System Juniper Junos 15.1 f2-s3 All All
Operating System Juniper Junos 15.1 f2-s4 All All
Operating System Juniper Junos 15.1 f3 All All
Operating System Juniper Junos 15.1 f4 All All
Operating System Juniper Junos 15.1 f6 All All
Operating System Juniper Junos 15.1 f7 All All
Operating System Juniper Junos 15.1 r1 All All
Operating System Juniper Junos 15.1 r2 All All
Operating System Juniper Junos 15.1x53 All All All
Operating System Juniper Junos 15.1x53 d10 All All
Operating System Juniper Junos 15.1x53 d20 All All
Operating System Juniper Junos 15.1x53 d21 All All
Operating System Juniper Junos 15.1x53 d25 All All
Operating System Juniper Junos 15.1x53 d30 All All
Operating System Juniper Junos 15.1x53 d32 All All
Operating System Juniper Junos 15.1x53 d33 All All
Operating System Juniper Junos 15.1x53 d34 All All
Operating System Juniper Junos 15.1x53 d40 All All
Operating System Juniper Junos 15.1x53 d45 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Juniper Networks Junos OS affected 15.1X53 prior to 15.1X53-D47 Not specified
CNA Juniper Networks Junos OS affected 15.1 prior to 15.1R3 Not specified

References

ReferenceSourceLinkTags
Juniper Junos Command Line Interface XML Injection Bug Lets Local Users Obtain Root Privileges - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
2017-07 Security Bulletin: Junos OS: Local XML Injection through CLI command can lead to privilege escalation (CVE-2017-10603) - Juniper Networks af854a3a-2127-422b-91ae-364da2661108 kb.juniper.net Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Workarounds

CNA: There is no direct workaround to completely eliminate the risk of this vulnerability. Use access lists or firewall filters to limit access to the router's CLI only from trusted hosts. Restrict access to the CLI to only highly trusted administrators.

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