CVE-2004-0493

Public Exploit

Description

The ap_get_mime_headers_core function in Apache httpd 2.0.49 allows remote attackers to cause a denial of service (memory exhaustion), and possibly an integer signedness error leading to a heap-based buffer overflow on 64 bit systems, via long header lines with large numbers of space or tab characters.

6.4

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 91.44% Top 5%

Vendor Advisory trustix.org Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory marc.info Vendor Advisory gentoo.org Vendor Advisory securityfocus.com

Affected: n/a n/a

References

Link	Tags
http://www.trustix.org/errata/2004/0039/	vendor advisory
http://marc.info/?l=bugtraq&m=108853066800184&w=2	mailing list
http://www.securityfocus.com/bid/10619	exploit vdb entry patch vendor advisory
http://www.redhat.com/support/errata/RHSA-2004-342.html	vendor advisory
http://lists.grok.org.uk/pipermail/full-disclosure/2004-June/023133.html	mailing list
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10605	vdb entry signature
https://exchange.xforce.ibmcloud.com/vulnerabilities/16524	vdb entry
http://www.mandriva.com/security/advisories?name=MDKSA-2004:064	vendor advisory
http://marc.info/?l=bugtraq&m=109181600614477&w=2	vendor advisory
http://security.gentoo.org/glsa/glsa-200407-03.xml	vendor advisory
http://www.guninski.com/httpd1.html
http://www.apacheweek.com/features/security-20
https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E	mailing list
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/rd65d8ba68ba17e7deedafbf5bb4899f2ae4dad781d21b931c2941ac3%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%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/r5001ecf3d6b2bdd0b732e527654248abb264f08390045d30709a92f6%40%3Ccvs.httpd.apache.org%3E	mailing list

Frequently Asked Questions

What is the severity of CVE-2004-0493?: CVE-2004-0493 has been scored as a medium severity vulnerability.
How to fix CVE-2004-0493?: To fix CVE-2004-0493, 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-2004-0493 being actively exploited in the wild?: It is possible that CVE-2004-0493 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~91% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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