Vulnerability Details : CVE-2007-4727
Buffer overflow in the fcgi_env_add function in mod_proxy_backend_fastcgi.c in the mod_fastcgi extension in lighttpd before 1.4.18 allows remote attackers to overwrite arbitrary CGI variables and execute arbitrary code via an HTTP request with a long content length, as demonstrated by overwriting the SCRIPT_FILENAME variable, aka a "header overflow."
Vulnerability category: OverflowExecute code
Threat overview for CVE-2007-4727
Top countries where our scanners detected CVE-2007-4727
Top open port discovered on systems with this issue
80
IPs affected by CVE-2007-4727 4,314
Threat actors abusing to this issue?
Yes
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affected by CVE-2007-4727!
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Exploit prediction scoring system (EPSS) score for CVE-2007-4727
Probability of exploitation activity in the next 30 days: 30.45%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 97 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2007-4727
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
CWE ids for CVE-2007-4727
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2007-4727
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http://www.gentoo.org/security/en/glsa/glsa-200709-16.xml
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https://issues.rpath.com/browse/RPL-1715
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http://www.lighttpd.net/assets/2007/9/9/lighttpd_sa_2007_12.txt
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http://www.securityfocus.com/bid/25622
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http://fedoranews.org/updates/FEDORA-2007-213.shtml
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http://trac.lighttpd.net/trac/changeset/1986
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http://www.vupen.com/english/advisories/2007/3110
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http://securityreason.com/securityalert/3127
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https://exchange.xforce.ibmcloud.com/vulnerabilities/36526
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http://www.securityfocus.com/archive/1/479763/100/0/threaded
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https://bugzilla.redhat.com/show_bug.cgi?id=284511
- http://www.novell.com/linux/security/advisories/2007_20_sr.html
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http://secweb.se/en/advisories/lighttpd-fastcgi-remote-vulnerability/
Products affected by CVE-2007-4727
- cpe:2.3:a:lighttpd:lighttpd:*:*:*:*:*:*:*:*