CVE-2012-1577
CRITICAL
9.8
CVSS Score
Published: December 10, 2019 at 06:45 PM UTC
Updated: June 16, 2026 at 11:39 PM UTC
4 products affected across 4 vendorsDebian LinuxOpenBSDDietlibc
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Severity
CRITICAL9.8
Exploit prediction
EPSS 2%
Description
lib/libc/stdlib/random.c in OpenBSD returns 0 when seeded with 0.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%All versions
v < 0.33
Affected range stops below 0.33, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (4)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/libc/stdlib/random.c#rev1.16x_refsource_MISCMailing ListThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2012/03/23/14x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/ensc/dietlibc/blob/master/CHANGESx_refsource_MISCThird Party Advisory
Source: [email protected]
https://security-tracker.debian.org/tracker/CVE-2012-1577CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-335
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