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CVE-2012-0051

HIGH

Tahoe-LAFS 1.9.0 fails to ensure integrity which allows remote attackers to corrupt mutable files or directories upon retrieval.

Published
Nov 7, 2019
Updated
Jun 16, 2026
Affected
0 pkgs
Patched
None yet
Exploits
2 known

EPSS Exploitation Probability

via FIRST.org ↗
1.7%probability of exploitation in next 30 days
Lower Risk74th percentile+0.36%
0.85%1.31%1.76%2.21%1.4%1.7%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

Tahoe-LAFS 1.9.0 fails to ensure integrity which allows remote attackers to corrupt mutable files or directories upon retrieval.

Affected Products

2 products · 4 configurations
OS
debian linuxdebian
3 versions
8.09.010.0
Application
tahoe-lafstahoe-lafs
1 version
1.9.0
Exploits & PoCs
2

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

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every debian debian linux 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-2012-0051 yet — track the debian debian linux 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-2012-0051 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-2012-0051. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

Tahoe-LAFS 1.9.0 fails to ensure integrity which allows remote attackers to corrupt mutable files or directories upon retrieval.
O3 Security · Runtime Protection

Is CVE-2012-0051 being exploited in your environment?

O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2012-0051 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.

CVE-2012-0051: Debian Linux Improper Input Validation (High 7.4) | O3 Security