Vulnerability Details : CVE-2012-4527
Stack-based buffer overflow in mcrypt 2.6.8 and earlier allows user-assisted remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long file name. NOTE: it is not clear whether this is a vulnerability.
Vulnerability category: OverflowExecute codeDenial of service
Products affected by CVE-2012-4527
- cpe:2.3:a:mcrypt:mcrypt:*:*:*:*:*:*:*:*
- cpe:2.3:a:mcrypt:mcrypt:2.6.5:*:*:*:*:*:*:*
- cpe:2.3:a:mcrypt:mcrypt:2.6.4:*:*:*:*:*:*:*
- cpe:2.3:a:mcrypt:mcrypt:2.6.7:*:*:*:*:*:*:*
- cpe:2.3:a:mcrypt:mcrypt:2.6.6:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-4527
28.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 96 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-4527
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
CWE ids for CVE-2012-4527
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The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-4527
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http://lists.opensuse.org/opensuse-updates/2012-11/msg00003.html
openSUSE-SU-2012:1440-1: mcrypt: Fixed some sprintf buffer overflows
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http://www.securityfocus.com/bid/56114
Mcrypt Stack Buffer Overflow Vulnerability
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https://bugzilla.redhat.com/show_bug.cgi?id=867790
867790 – (CVE-2012-4527) CVE-2012-4527 mcrypt: stack-based buffer overflow by encryption / decryption of overly long file names
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http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091173.html
[SECURITY] Fedora 16 Update: mcrypt-2.6.8-10.fc16
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http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091377.html
[SECURITY] Fedora 18 Update: mcrypt-2.6.8-10.fc18
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http://www.openwall.com/lists/oss-security/2012/11/20/1
oss-security - Re: CVE Request -- mcrypt: stack-based buffer overflow by encryption / decryption of overly long file names
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http://www.openwall.com/lists/oss-security/2012/10/18/12
oss-security - Re: CVE Request -- mcrypt: stack-based buffer overflow by encryption / decryption of overly long file names
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http://www.openwall.com/lists/oss-security/2012/10/18/9
oss-security - CVE Request -- mcrypt: stack-based buffer overflow by encryption / decryption of overly long file names
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http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091206.html
[SECURITY] Fedora 17 Update: mcrypt-2.6.8-10.fc17
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