Vulnerability CVE-2012-1577

Vulnerability Name:

CVE-2012-1577 (CCN-174822)

Assigned:

2012-03-23

Published:

2012-03-23

Updated:

2019-12-17

Summary:

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

CVSS v3 Severity:

9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

Vulnerability Type:

CWE-335

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2012-1577

Source: CONFIRM
Type: Vendor Advisory
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/libc/stdlib/random.c#rev1.16

Source: MISC
Type: Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/03/23/14

Source: XF
Type: UNKNOWN
openbsd-cve20121577-unspecified(174822)

Source: MISC
Type: Third Party Advisory
https://github.com/ensc/dietlibc/blob/master/CHANGES

Source: MISC
Type: Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2012-1577

Source: CCN
Type: OpenBSD Web site
OpenBSD

Source: CCN
Type: oss-sec Mailing List, Fri, 23 Mar 2012 12:55:10 -0600
Re: CVE for OpenBSD random() bug?

Vulnerable Configuration:

Configuration 1:

cpe:/a:dietlibc_project:dietlibc:-:*:*:*:*:*:*:*

OR cpe:/o:openbsd:openbsd:-:*:*:*:*:*:*:*

Configuration 2:

cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

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