CVE catalog

CVE-2006-6406

clamav affected and fixed versions

Clam AntiVirus (ClamAV) 0.88.6 allows remote attackers to bypass virus detection by inserting invalid characters into base64 encoded content in a multipart/mixed MIME file, as demonstrated with the EICAR test file.

Severity: High
Published: Dec 10, 2006, 2:28:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 3.26% · Oct 27, 2026

Projects and upstream resources

[clamav][Source-reported homepage]

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / release	Package	Version	Status	Source
Debiantrixie	clamav	`0.88.7-1`	FixedDistribution-reported fixed boundary	[CVE-2006-6406]
Debiantrixie	clamav	`1.4.3+dfsg-1`	Fixed	[CVE-2006-6406]
Debiansid	clamav	`0.88.7-1`	FixedDistribution-reported fixed boundary	[CVE-2006-6406]
Debiansid	clamav	`1.4.6+dfsg-1`	Fixed	[CVE-2006-6406]
Debianforky	clamav	`0.88.7-1`	FixedDistribution-reported fixed boundary	[CVE-2006-6406]
Debianforky	clamav	`1.4.6+dfsg-1`	Fixed	[CVE-2006-6406]
Debianbookworm-security	clamav	`1.4.6+dfsg-0+deb12u1`	Fixed	[CVE-2006-6406]
Debianbookworm	clamav	`0.88.7-1`	FixedDistribution-reported fixed boundary	[CVE-2006-6406]
Debianbookworm	clamav	`1.4.3+dfsg-1~deb12u2`	Fixed	[CVE-2006-6406]

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
Debianbookworm	clamav	`0.88.7-1`	FixedDistribution-reported fixed boundary	[CVE-2006-6406]
Debianbookworm	clamav	`1.4.3+dfsg-1~deb12u2`	Fixed	[CVE-2006-6406]
Debianbookworm-security	clamav	`1.4.6+dfsg-0+deb12u1`	Fixed	[CVE-2006-6406]
Debianforky	clamav	`0.88.7-1`	FixedDistribution-reported fixed boundary	[CVE-2006-6406]
Debianforky	clamav	`1.4.6+dfsg-1`	Fixed	[CVE-2006-6406]
Debiansid	clamav	`0.88.7-1`	FixedDistribution-reported fixed boundary	[CVE-2006-6406]
Debiansid	clamav	`1.4.6+dfsg-1`	Fixed	[CVE-2006-6406]
Debiantrixie	clamav	`0.88.7-1`	FixedDistribution-reported fixed boundary	[CVE-2006-6406]
Debiantrixie	clamav	`1.4.3+dfsg-1`	Fixed	[CVE-2006-6406]

Original provider fields

{
  "package_releases": [
    {
      "name": "clamav",
      "status": "fixed",
      "release": "sid",
      "version": "1.4.6+dfsg-1"
    },
    {
      "name": "clamav",
      "status": "fixed",
      "release": "forky",
      "version": "1.4.6+dfsg-1"
    },
    {
      "name": "clamav",
      "status": "fixed",
      "release": "trixie",
      "version": "1.4.3+dfsg-1"
    },
    {
      "name": "clamav",
      "status": "fixed",
      "release": "bookworm",
      "version": "1.4.3+dfsg-1~deb12u2"
    },
    {
      "name": "clamav",
      "status": "fixed",
      "release": "bookworm-security",
      "version": "1.4.6+dfsg-0+deb12u1"
    }
  ],
  "fixed_versions": [
    {
      "bug": 401873,
      "name": "clamav",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "medium",
      "fixed_version": "0.88.7-1"
    },
    {
      "bug": 401873,
      "name": "clamav",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "medium",
      "fixed_version": "0.88.7-1"
    },
    {
      "bug": 401873,
      "name": "clamav",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "medium",
      "fixed_version": "0.88.7-1"
    },
    {
      "bug": 401873,
      "name": "clamav",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "medium",
      "fixed_version": "0.88.7-1"
    }
  ],
  "distribution_packages": []
}

[Debian bug #401873]

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[clamav]Unknown
Details (2)
- 1.4.3+dfsg-1~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[clamav-base]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · all · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · all · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[clamav-daemon]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[clamav-doc]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · all · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · all · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[clamav-docs]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · all · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · all · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[clamav-freshclam]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[clamav-milter]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[clamav-testfiles]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · all · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · all · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[clamdscan]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[libclamav12]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
[libclamav-dev]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12
- 1.4.3+dfsg-1~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · bookworm; dsa · clamav · debian · 12

[Debian 13 (Trixie)]

[clamav]Unknown
Details (2)
- 1.4.3+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
[clamav-base]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1 · all · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · all · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
[clamav-daemon]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
[clamav-doc]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1 · all · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · all · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
[clamav-docs]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1 · all · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · all · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
[clamav-freshclam]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
[clamav-milter]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
[clamav-testfiles]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1 · all · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · all · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
[clamdscan]Unknown
Source package: [clamav]
Details (2)
- 1.4.3+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13
- 1.4.3+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 0.88.7-1
  dsa · clamav · debian · 13

Next results

Observed: Oct 23, 2026, 5:03:22 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]