PatchTheCVECVE-2012-0063: Insecure plugin update mechanism in tucan through 0.3.10 could allow remote attackers to perform man-in-the-mi
CVE-2012-0063 is a high-severity flaw (CVSS 8.1) affecting tucan. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Insecure plugin update mechanism in tucan through 0.3.10 could allow remote attackers to perform man-in-the-middle attacks and execute arbitrary code ith the permissions of the user running tucan.
Why this priority
- High severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.1 (High) |
| Attack vector | Network (remote) |
| Attack complexity | High |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 2.3% (top 17%) |
| CISA exploited list | No |
| Published | 2020-02-21 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2012-0063?
tucan: upgrade to newer than 0.3.10. Exact commands for each OS are on this page.
Is CVE-2012-0063 being exploited?
CVE-2012-0063 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2012-0063 affect?
CVE-2012-0063 affects tucan. Severity is high (CVSS 8.1). Insecure plugin update mechanism in tucan through 0.3.10 could allow remote attackers to perform man-in-the-middle attacks and execute arbitrary code ith the permissions of the user running tucan.
How urgent is CVE-2012-0063?
Priority 54/100. High severity; Remotely exploitable, no login, no user action