Vulnerability CVE-2012-1577
Published: 2019-12-10

Description:
lib/libc/stdlib/random.c in OpenBSD returns 0 when seeded with 0.

Type:

CWE-335

 (PRNG Seed Error)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Openbsd -> Openbsd 
Dietlibc project -> Dietlibc 
Debian -> Debian linux 

 References:
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/libc/stdlib/random.c#rev1.16
http://www.openwall.com/lists/oss-security/2012/03/23/14
https://github.com/ensc/dietlibc/blob/master/CHANGES
https://security-tracker.debian.org/tracker/CVE-2012-1577
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