Vulnerability Details : CVE-2012-1181
fcgid_spawn_ctl.c in the mod_fcgid module 2.3.6 for the Apache HTTP Server does not recognize the FcgidMaxProcessesPerClass directive for a virtual host, which makes it easier for remote attackers to cause a denial of service (memory consumption) via a series of HTTP requests that triggers a process count higher than the intended limit.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2012-1181
- cpe:2.3:a:apache:mod_fcgid:2.3.6:*:*:*:*:*:*:*
Threat overview for CVE-2012-1181
Top countries where our scanners detected CVE-2012-1181
Top open port discovered on systems with this issue
80
IPs affected by CVE-2012-1181 2
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2012-1181
1.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-1181
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2012-1181
-
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-2012-1181
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https://exchange.xforce.ibmcloud.com/vulnerabilities/74181
Apache HTTP Server mod_fcgid module denial of service CVE-2012-1181 Vulnerability Report
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http://www.securityfocus.com/bid/52565
Apache 'mod_fcgid' Module Denial Of Service Vulnerability
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http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=615814
#615814 - libapache2-mod-fcgid: FcgidMaxProcessesPerClass ignored in VirtualHost - Debian Bug report logs
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https://issues.apache.org/bugzilla/show_bug.cgi?id=49902
49902 – FcgidMaxProcessesPerClassPatch
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http://www.openwall.com/lists/oss-security/2012/03/16/2
oss-security - Re: CVE-request: apache's mod-fcgid does not respect configured FcgidMaxProcessesPerClass in VirtualHost
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http://www.openwall.com/lists/oss-security/2012/03/15/10
oss-security - CVE-request: apache's mod-fcgid does not respect configured FcgidMaxProcessesPerClass in VirtualHost
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http://www.debian.org/security/2012/dsa-2436
Debian -- Security Information -- DSA-2436-1 libapache2-mod-fcgid
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