CVE-2006-6406 json
Clam AntiVirus (ClamAV) 0.88.6 allows remote attackers to bypass virus detection by inserting invalid characters into base64 encoded conten…
published 2006-12-10 19 y ago modified 2026-06-16 4 mo ago also EUVD-2006-6389
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.5%
- EPSS 3.5% chance of exploitation in 30 days, percentile 89%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- clamav Debian 14, Debian 13, Debian 12 0.88.7-1
debian advisories DEBIAN-CVE-2006-6406
Exploit prediction
3.47% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- quantenblog.net http://www.quantenblog.net/security/virus-scanner-bypass referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
References
-
quantenblog.net
/security/virus-scanner-bypass
exploit, vendor-advisory
-
debian.org
/security/2006/dsa-1238
vendor-advisory
-
novell.com
/linux/security/advisories/2006_78_clamav.html
vendor-advisory
-
mandriva.com
/security/advisories?name=MDKSA-2006:230
vendor-advisory
-
securityfocus.com
/bid/21461
vdb-entry
- kolab.org /security/kolab-vendor-notice-14.txt
-
secunia.com
/advisories/23460
third-party-advisory
-
vupen.com
/english/advisories/2006/4948
vdb-entry
-
securityfocus.com
/archive/1/453654/100/0/threaded
mailing-list
-
secunia.com
/advisories/23379
third-party-advisory
-
vupen.com
/english/advisories/2006/5113
vdb-entry
-
secunia.com
/advisories/23411
third-party-advisory
-
secunia.com
/advisories/23362
third-party-advisory
Sources
- CVE List CVE-2006-6406
- NVD CVE-2006-6406
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