CVE-2004-0492

Description

Heap-based buffer overflow in proxy_util.c for mod_proxy in Apache 1.3.25 to 1.3.31 allows remote attackers to cause a denial of service (process crash) and possibly execute arbitrary code via a negative Content-Length HTTP header field, which causes a large amount of data to be copied.

10.0

CVSS

Severity: Critical

CVSS 2.0 •

EPSS 21.04% Top 5%

Vendor Advisory fedora.us Vendor Advisory redhat.com Vendor Advisory marc.info Vendor Advisory sun.com Vendor Advisory mandriva.com Vendor Advisory sun.com Vendor Advisory sgi.com Vendor Advisory debian.org Vendor Advisory sun.com

Affected: n/a n/a

References

Link	Tags
http://marc.info/?l=bugtraq&m=108711172710140&w=2	mailing list
https://bugzilla.fedora.us/show_bug.cgi?id=1737	vendor advisory
http://rhn.redhat.com/errata/RHSA-2004-245.html	patch vendor advisory
http://marc.info/?l=bugtraq&m=130497311408250&w=2	vendor advisory
http://www.guninski.com/modproxy1.html
http://sunsolve.sun.com/search/document.do?assetkey=1-26-57628-1	vendor advisory
http://seclists.org/lists/fulldisclosure/2004/Jun/0296.html	mailing list
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100112	vdb entry signature
http://www.mandriva.com/security/advisories?name=MDKSA-2004:065	vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4863	vdb entry signature
http://sunsolve.sun.com/search/document.do?assetkey=1-26-101555-1	vendor advisory
ftp://patches.sgi.com/support/free/security/advisories/20040605-01-U.asc	vendor advisory
http://www.debian.org/security/2004/dsa-525	patch vendor advisory
http://www.kb.cert.org/vuls/id/541310	third party advisory us government resource
http://sunsolve.sun.com/search/document.do?assetkey=1-26-101841-1	vendor advisory
http://secunia.com/advisories/11841	third party advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/16387	vdb entry
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/re895fc1736d25c8cf57e102c871613b8aeec9ea26fd8a44e7942b5ab%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rd65d8ba68ba17e7deedafbf5bb4899f2ae4dad781d21b931c2941ac3%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r734a07156abf332d5ab27fb91d9d962cacfef4f3681e44056f064fa8%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e%40%3Ccvs.httpd.apache.org%3E	mailing list

Frequently Asked Questions

What is the severity of CVE-2004-0492?: CVE-2004-0492 has been scored as a critical severity vulnerability.
How to fix CVE-2004-0492?: To fix CVE-2004-0492, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2004-0492 being actively exploited in the wild?: It is possible that CVE-2004-0492 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~21% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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