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CVE-2010-0667

MoinMoin 1.9 before 1.9.1 does not perform the expected clearing of the sys.argv array in situations where the GATEWAY_INTERFACE environment variable is set, which allows remote attackers…

Published
Feb 26, 2010
Updated
Jun 16, 2026
Affected
0 pkgs
Patched
None yet
Exploits
None indexed

EPSS Exploitation Probability

via FIRST.org ↗
1.9%probability of exploitation in next 30 days
Lower Risk76th percentile+0.93%
0.26%0.96%1.66%2.35%0.8%1.9%Dec 25Apr 26Jun 26

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Description

MoinMoin 1.9 before 1.9.1 does not perform the expected clearing of the sys.argv array in situations where the GATEWAY_INTERFACE environment variable is set, which allows remote attackers to obtain sensitive information via unspecified vectors.

Affected Products

1 product · 1 configurations
Application
moinmoinmoinmo
1 version
1.9.0

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every moinmo moinmoin deployment and check each version against the affected-products list above. Because the exploit targets the running system rather than your application code, also watch for exploitation at the network and runtime layer — O3 flags the exploit behaviour from runtime telemetry and egress traffic even before a vulnerable build is confirmed.

  2. Remediation status

    No patch has shipped for CVE-2010-0667 yet — track the moinmo moinmoin advisory for a fixed release and apply the workarounds below in the meantime.

  3. Mitigate without a patch

    Cut exposure now: restrict the management/admin interface to trusted networks, segment the device, and apply the vendor's recommended configuration mitigations and any WAF/IPS signature. O3's runtime protection blocks the exploit chain at execution, holding the line on unpatched or end-of-life systems until you can patch.

  4. How O3 protects you

    O3 detects and blocks CVE-2010-0667 exploitation at runtime: eBPF exploit-chain detection, plus L7 egress monitoring that catches the post-exploitation callback and severs the attacker's outbound channel.

Tailored to CVE-2010-0667. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

MoinMoin 1.9 before 1.9.1 does not perform the expected clearing of the sys.argv array in situations where the GATEWAY_INTERFACE environment variable is set, which allows remote attackers to obtain sensitive information via unspecified vectors.
O3 Security · Runtime Protection

Is CVE-2010-0667 being exploited in your environment?

O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2010-0667 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.