CVE-2008-0166

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Summary

CVECVE-2008-0166
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2008-05-13 17:20:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionOpenSSL 0.9.8c-1 up to versions before 0.9.8g-9 on Debian-based operating systems uses a random number generator that generates predictable numbers, which makes it easier for remote attackers to conduct brute force guessing attacks against cryptographic keys.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Problem Types: CWE-338 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
2.0[email protected]Primary7.8AV:N/AC:L/Au:N/C:C/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 6.06 All All All
Operating System Canonical Ubuntu Linux 7.04 All All All
Operating System Canonical Ubuntu Linux 7.10 All All All
Operating System Canonical Ubuntu Linux 8.04 All All All
Operating System Debian Debian Linux 4.0 All All All
Application Openssl Openssl All All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
USN-612-1: OpenSSL vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Patch, Third Party Advisory
Debian OpenSSL Predictable Random Number Generator and Update - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Debian OpenSSL Predictable PRNG Toys af854a3a-2127-422b-91ae-364da2661108 metasploit.com Broken Link
news.ycombinator.com/item af854a3a-2127-422b-91ae-364da2661108 news.ycombinator.com
SourceForge.net: rsync friendly file encryption: rsyncrypto-devel af854a3a-2127-422b-91ae-364da2661108 sourceforge.net Third Party Advisory
Ubuntu update for openssh - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
US-CERT Technical Cyber Security Alert TA08-137A -- Debian/Ubuntu OpenSSL Random Number Generator Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.us-cert.gov Broken Link, Third Party Advisory, US Government Resource
Debian -- Security Information -- DSA-1571-1 openssl af854a3a-2127-422b-91ae-364da2661108 www.debian.org Mailing List, Patch, Vendor Advisory
USN-612-2: OpenSSH vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Patch, Third Party Advisory
Ubuntu update for ssl-cert - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Ubuntu update for openvpn - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Ubuntu update for openssl - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com Third Party Advisory, VDB Entry
Debian OpenSSL Package Random Number Generator Weakness af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Exploit, Third Party Advisory, VDB Entry
Debian OpenSSL Predictable PRNG Bruteforce SSH Exploit (Python) af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
Debian OpenSSL Predictable PRNG Bruteforce SSH Exploit af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
USN-612-4: ssl-cert vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
Debian OpenSSL Predictable PRNG Bruteforce SSH Exploit (ruby) af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
US-CERT Vulnerability Note VU#925211 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
SecurityTracker.com Archives - OpenSSL for Debian/Ubuntu Predictable RNG Lets Remote Users Determine Cryptographic Keys af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Broken Link, Third Party Advisory, VDB Entry
Debian -- Security Information -- DSA-1576-1 openssh af854a3a-2127-422b-91ae-364da2661108 www.debian.org Mailing List, Patch
USN-612-7: OpenSSH update | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
Debian update for openssh - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
USN-612-3: OpenVPN vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
16years.secvuln.info af854a3a-2127-422b-91ae-364da2661108 16years.secvuln.info
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2008-05-13Mark J CoxNot vulnerable. This flaw was caused by a third-party vendor patch to the OpenSSL library. This patch has never been used by Red Hat, and this issue therefore does not affect any Fedora, Red Hat, or upstream supplied OpenSSL packages.

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