CVE-2006-0645

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Summary

CVECVE-2006-0645
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2006-02-10 18:06:00 UTC
Updated2025-04-03 01:03:51 UTC
DescriptionTiny ASN.1 Library (libtasn1) before 0.2.18, as used by (1) GnuTLS 1.2.x before 1.2.10 and 1.3.x before 1.3.4, and (2) GNU Shishi, allows attackers to crash the DER decoder and possibly execute arbitrary code via "out-of-bounds access" caused by invalid input, as demonstrated by the ProtoVer SSL test suite.

Risk And Classification

Primary CVSS: v2.0 7.5 from [email protected]

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

EPSS: 0.037210000 probability, percentile 0.879980000 (date 2026-04-16)

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Free Software Foundation Inc. Libtasn1 0.1.0 All All All
Application Free Software Foundation Inc. Libtasn1 0.1.1 All All All
Application Free Software Foundation Inc. Libtasn1 0.1.2 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.0 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.1 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.10 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.11 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.12 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.13 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.14 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.15 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.16 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.17 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.2 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.3 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.4 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.5 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.6 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.7 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.8 All All All
Application Free Software Foundation Inc. Libtasn1 0.2.9 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Advisories - Mandriva Linux af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
USN-251-1: libtasn vulnerability | Ubuntu security notices af854a3a-2127-422b-91ae-364da2661108 usn.ubuntu.com
[gnutls-dev] GnuTLS 1.3.4 - Experimental - Security release af854a3a-2127-422b-91ae-364da2661108 lists.gnupg.org
GLEG Ltd. - Information Security Company af854a3a-2127-422b-91ae-364da2661108 www.gleg.net
Fedora update for gnutls - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
GNUTLS LibTASN1 DER Decoding Denial of Service Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
SecurityTracker.com Archives - GnuTLS libtasn1 DER Decoding Bugs Let Remote Users Deny Service af854a3a-2127-422b-91ae-364da2661108 securitytracker.com
Red Hat update for gnutls - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
www.trustix.org/errata/2006/0008 af854a3a-2127-422b-91ae-364da2661108 www.trustix.org
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
404 Not Found af854a3a-2127-422b-91ae-364da2661108 josefsson.org
rhn.redhat.com | Red Hat Support af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Ubuntu update for libtasn - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
GnuTLS libtasn1 DER Decoding Denial of Service Vulnerabilities - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
SecurityReason - libtasn vulnerability af854a3a-2127-422b-91ae-364da2661108 securityreason.com
[gnutls-dev] GnuTLS 1.2.10 - Security release af854a3a-2127-422b-91ae-364da2661108 lists.gnupg.org
Mandriva update for gnutls - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Repository - markup - gnupg-mirror: libtasn1/NEWS af854a3a-2127-422b-91ae-364da2661108 josefsson.org
Gentoo Linux Documentation -- libtasn1, GNU TLS: Security flaw in DER decoding af854a3a-2127-422b-91ae-364da2661108 www.gentoo.org
Gentoo update for libtasn1/gnutls - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Debian update for libtasn1-2 - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Debian update for gnutls11 - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
www.osvdb.org/23054 af854a3a-2127-422b-91ae-364da2661108 www.osvdb.org
Debian -- Security Information -- DSA-985-1 libtasn1-2 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Debian -- Security Information -- DSA-986-1 gnutls11 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
[SECURITY] Fedora Core 4 Update: gnutls-1.0.25-2.FC4 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
404 Not Found af854a3a-2127-422b-91ae-364da2661108 josefsson.org
[gnutls-dev] Libtasn1 0.2.18 - Tiny ASN.1 Library - Security release af854a3a-2127-422b-91ae-364da2661108 lists.gnupg.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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