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CVE-2007-0882 — Solaris

CVE-2007-0882 is a CWE-88 vulnerability in oracle solaris. 6 public exploit references exist, so weaponization risk is real. No vendor fix is recorded yet; mitigation options are listed below.

Argument injection vulnerability in the telnet daemon (in.telnetd) in Solaris 10 and 11 (SunOS 5.10 and 5.11) misinterprets certain client "-f" sequences as valid requests for the login…

Published
Updated
Affected
2 products
Patched
See advisory
Exploits
6 known
Exploitation data as of Oct 22, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
98.1%probability of exploitation in next 30 days
Very High Risk+0.04%
Lower risk than most CVEs100th percentile — riskier than 100% of all scored CVEsHighest risk
88.8%92.6%96.3%100.0%91.0%98.1%Apr 26Aug 26Oct 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Description

Argument injection vulnerability in the telnet daemon (in.telnetd) in Solaris 10 and 11 (SunOS 5.10 and 5.11) misinterprets certain client "-f" sequences as valid requests for the login program to skip authentication, which allows remote attackers to log into certain accounts, as demonstrated by the bin account.

Affected Products

2 products · 4 configurations
OS
solarisoracle
2 versions
1011
OS
sunossun
2 versions
5.105.11
Exploits & PoCs
6

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

EDB-9918remotesolaris✓ Verified

Solaris 10/11 Telnet - Remote Authentication Bypass (Metasploit)

by MC · Feb 12, 2007

EDB-3293remotesolaris✓ Verified

SunOS 5.10/5.11 in.TelnetD - Remote Authentication Bypass

by kingcope · Feb 11, 2007

EDB-16328remotesolaris✓ Verified

Sun Solaris Telnet - Remote Authentication Bypass (Metasploit)

by Metasploit · Jun 22, 2010

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every oracle solaris deployment and check each version against the affected-products list above.

  2. Remediation status

    No patch has shipped for CVE-2007-0882 yet — track the oracle solaris advisory for a fixed release and apply the workarounds below in the meantime.

  3. Mitigate without a patch

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.

Frequently Asked Questions

Argument injection vulnerability in the telnet daemon (in.telnetd) in Solaris 10 and 11 (SunOS 5.10 and 5.11) misinterprets certain client "-f" sequences as valid requests for the login program to skip authentication, which allows remote attackers to log into certain accounts, as demonstrated by the bin account.
O3 Security · Runtime Protection

Is CVE-2007-0882 being exploited in your environment?

Detect and block the exploit chain at execution, on systems you cannot patch yet.

CVE-2007-0882: Solaris