CVE-2012-4426

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

4.69% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 91.7% of scored records. A rank, not a probability.

NVD base score

The NVD has published no score for this record

NVD CVSS vector

No NVD score to derive

NVD analysis status

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2012-11-21 23:00Z13 YR AGO

Last updated

2024-08-06 20:35Z2 YR AGO

Reserved

2012-08-21

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-134Use of Externally-Controlled Format StringBase

Data version

5.1

Document digest

a6715d1b32c3e291430a372cb89062ce1d6f0c68c9fa0ba8c87e2be9f44b881a

• www.openwall.com[oss-security] 20120910 Re: CVE request - mcrypt buffer overflow flawhttp://www.openwall.com/lists/oss-security/2012/09/10/5mailing-listx_refsource_MLIST
• www.openwall.com[oss-security] 20120906 Re: CVE request - mcrypt buffer overflow flawhttp://www.openwall.com/lists/oss-security/2012/09/06/9mailing-listx_refsource_MLIST
• www.openwall.com[oss-security] 20120913 Re: CVE request - mcrypt buffer overflow flawhttp://www.openwall.com/lists/oss-security/2012/09/13/22mailing-listx_refsource_MLIST
• www.securityfocus.com55557http://www.securityfocus.com/bid/55557vdb-entryx_refsource_BID
• www.openwall.com[oss-security] 20120906 Re: CVE request - mcrypt buffer overflow flawhttp://www.openwall.com/lists/oss-security/2012/09/06/8mailing-listx_refsource_MLIST