What’s Vulnerable › Vulnerabilities

CVE-2017-14115

• Severity: high (CVSS 8.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-09-03 · updated 2026-06-17
• Weakness: CWE-798

Description

The AT&T U-verse 9.2.2h0d83 firmware for the Arris NVG589 and NVG599 devices, when IP Passthrough mode is not used, configures ssh-permanent-enable WAN SSH logins to the remotessh account with the 5SaP9I26 password, which allows remote attackers to access a "Terminal shell v1.0" service, and subsequently obtain unrestricted root privileges, by establishing an SSH session and then entering certain shell metacharacters and BusyBox commands.

Affected products

• Att U-Verse Firmware: 9.2.2h0d83

References

• http://www.securityfocus.com/bid/100585
• https://threatpost.com/bugs-in-arris-modems-distributed-by-att-vulnerable-to-trivial-attacks/127753/
• https://www.nomotion.net/blog/sharknatto/
• http://www.securityfocus.com/bid/100585
• https://threatpost.com/bugs-in-arris-modems-distributed-by-att-vulnerable-to-trivial-attacks/127753/
• https://www.nomotion.net/blog/sharknatto/

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