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CVE-2006-1236Crossfire Vulnerability

Buffer overflow in the SetUp function in socket/request.c in CrossFire 1.9.0 allows remote attackers to execute arbitrary code via a long setup sound command, a different vulnerability than CVE-2006-1010.

Published Mar 15, 2006 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2006-1236, DSA-1009-1

Key Facts

Patch immediately
  • CVE-2006-1236 is a high-severity vulnerability (CVSS 7.5 v2) affecting Crossfire.
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 28% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Crossfire 1.1.0-1woody2, Crossfire 1.6.0.dfsg.1-4sarge2, Crossfire 1.9.0-2.
  • Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.

Scores

CVSS v2

7.5

AV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS (30-day exploit likelihood)

28%

Higher than 98.0% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

41/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

2

Proof-of-concept links

In-the-wild evidence

1

Reports of active use

Advisories And Exploit References

Description

Buffer overflow in the SetUp function in socket/request.c in CrossFire 1.9.0 allows remote attackers to execute arbitrary code via a long setup sound command, a different vulnerability than CVE-2006-1010.

Affected Products

12 affected entries in total
ProductAffected versionsFixed in
CrossfireCrossfire1.9.01.9.0-2

Patched Releases

Crossfire

1.1.0-1woody2, 1.6.0.dfsg.1-4sarge2, 1.9.0-2

Timeline

  1. Publicly disclosed

    Mar 15, 2006

  2. Last updated

    Aug 4, 2026

References

7 more references in the full CVE brief

FAQ

Common Questions.

Is CVE-2006-1236 On Your Attack Surface?

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

To report an error, contact Brandefense.