CVE-2008-0166 : OpenSSL 0.9.8c-1 up to versions before 0.9.8g-9 on Debian-based operating systems uses a random number generator that ge

OpenSSL 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.

Published 2008-05-13 17:20:00

Updated 2024-02-09 02:45:17

Source MITRE

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2008-0166

Probability of exploitation activity in the next 30 days: 7.88%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 94 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2008-0166

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.8	HIGH	AV:N/AC:L/Au:N/C:C/I:N/A:N	10.0	6.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: None Availability Impact: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE ids for CVE-2008-0166

CWE-310

Assigned by: nvd@nist.gov (Primary)
CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong.

Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2008-0166

Red Hat 2008-05-13

Not 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.

References for CVE-2008-0166

http://www.securitytracker.com/id?1020017

GoDaddy Domain Name Search
Broken Link;Third Party Advisory;VDB Entry
http://sourceforge.net/mailarchive/forum.php?thread_name=48367252.7070603%40shemesh.biz&forum_name=rsyncrypto-devel

Thread: Advisory - Rsyncrypto maybe affected from Debian OpenSSL reduced entropy problem | rsync friendly file encryption
Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/42375

OpenSSL random number generator weak security CVE-2008-0166 Vulnerability Report
Third Party Advisory;VDB Entry
http://www.securityfocus.com/archive/1/492112/100/0/threaded

Broken Link;Third Party Advisory;VDB Entry
http://secunia.com/advisories/30231

About Secunia Research | Flexera
Broken Link;Vendor Advisory
http://www.debian.org/security/2008/dsa-1571

[SECURITY] [DSA 1571-1] New openssl packages fix predictable random number generator
Mailing List;Patch;Vendor Advisory

CVEs referencing this url
http://secunia.com/advisories/30239

About Secunia Research | Flexera
Broken Link;Vendor Advisory
http://www.ubuntu.com/usn/usn-612-1

USN-612-1: OpenSSL vulnerability | Ubuntu security notices | Ubuntu
Patch;Third Party Advisory
https://www.exploit-db.com/exploits/5632

OpenSSL 0.9.8c-1 < 0.9.8g-9 (Debian and Derivatives) - Predictable PRNG Brute Force SSH (Ruby) - Linux remote Exploit
Exploit;Third Party Advisory;VDB Entry
https://www.exploit-db.com/exploits/5720

OpenSSL 0.9.8c-1 < 0.9.8g-9 (Debian and Derivatives) - Predictable PRNG Brute Force SSH - Linux remote Exploit
Exploit;Third Party Advisory;VDB Entry

CVEs referencing this url
http://www.ubuntu.com/usn/usn-612-7

USN-612-7: OpenSSH update | Ubuntu security notices | Ubuntu
Third Party Advisory
http://www.ubuntu.com/usn/usn-612-2

USN-612-2: OpenSSH vulnerability | Ubuntu security notices | Ubuntu
Patch;Third Party Advisory
http://www.ubuntu.com/usn/usn-612-3

USN-612-3: OpenVPN vulnerability | Ubuntu security notices | Ubuntu
Third Party Advisory
http://secunia.com/advisories/30136

About Secunia Research | Flexera
Broken Link;Vendor Advisory
http://secunia.com/advisories/30249

About Secunia Research | Flexera
Broken Link;Vendor Advisory
http://www.us-cert.gov/cas/techalerts/TA08-137A.html

Page Not Found | CISA
Broken Link;Third Party Advisory;US Government Resource
http://secunia.com/advisories/30220

About Secunia Research | Flexera
Broken Link;Vendor Advisory
http://www.ubuntu.com/usn/usn-612-4

USN-612-4: ssl-cert vulnerability | Ubuntu security notices | Ubuntu
Third Party Advisory
http://www.kb.cert.org/vuls/id/925211

VU#925211 - Debian and Ubuntu OpenSSL packages contain a predictable random number generator
Third Party Advisory;US Government Resource
http://metasploit.com/users/hdm/tools/debian-openssl/

Metasploit | Penetration Testing Software, Pen Testing Security | Metasploit
Broken Link
http://www.securityfocus.com/bid/29179

Broken Link;Exploit;Third Party Advisory;VDB Entry
http://www.debian.org/security/2008/dsa-1576

[SECURITY] [DSA 1576-1] New openssh packages fix predictable randomness
Mailing List;Patch

CVEs referencing this url
http://secunia.com/advisories/30221

About Secunia Research | Flexera
Broken Link;Vendor Advisory
https://www.exploit-db.com/exploits/5622

OpenSSL 0.9.8c-1 < 0.9.8g-9 (Debian and Derivatives) - Predictable PRNG Brute Force SSH - Linux remote Exploit
Exploit;Third Party Advisory;VDB Entry

Products affected by CVE-2008-0166