SARA / Free Tools / CVE / CVE-2018-0052

CVE-2018-0052 — If RSH service is enabled on Junos OS and if the PAM authentication is disabled,

If RSH service is enabled on Junos OS and if the PAM authentication is disabled, a remote unauthenticated attacker can obtain root access to the device. RSH service is disabled by default on Junos. There is no documented CLI command to enable this service. However, an undocumente

CVSS
7.2 HIGH
EPSS
8.91% (top 7.50%)
CWE
Published
2018-10-10T18:00:00.000Z
Last modified
2024-09-16T20:52:00.180Z
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

01What is this vulnerability?

If RSH service is enabled on Junos OS and if the PAM authentication is disabled, a remote unauthenticated attacker can obtain root access to the device. RSH service is disabled by default on Junos. There is no documented CLI command to enable this service. However, an undocumented CLI command allows a privileged Junos user to enable RSH service and disable PAM, and hence expose the system to…

02Affected products

VendorProductVersions
Juniper NetworksJunos OS12.1X46, 12.3X48, 15.1X49
Juniper NetworksJunos OS12.3, 15.1, 16.1, 16.2, 17.1, 17.2, 17.2X75, 17.3, 17.4, 18.2X75
Juniper NetworksJunos OS14.1X53
Juniper NetworksJunos OS15.1X53
Juniper NetworksJunos OS15.1X53
Juniper NetworksJunos OS15.1X53
Juniper NetworksJunos OS15.1X53

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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