MEDIUM
security flaw
Published Jun 30, 2004
6.4
MEDIUMCVSS 2.0
EPSS 84.78%
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.
Affected products
No data.
Configuration 1
OR
- 2.0
- 1.4
- 1.5
- 2.0
- 2.1
Configuration 2
OR
- 2.0.47
- 2.0.48
- 2.0.49
- 2.0.42
- 2.0.42.1
- 2.0.42.2
- 2.0.47
- 2.0.47.1
- r2.0.0
- r2.0.0
- r2.0.0
No data.
Red Hat Enterprise Linux 3
httpd-0:2.0.46-32.ent.3
Fixed · RHSA-2004:342
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 3 | httpd-0:2.0.46-32.ent.3 | Fixed | RHSA-2004:342 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
6.4 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
84.78% 0.84784
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.84784
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (38 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 84.78% (0.84784) | 99.70th | v5 (v2026.06.15) |
| Jun 15, 2026 | 84.78% (0.84784) | 99.68th | v5 (v2026.06.15) |
| Mar 4, 2026 | 89.50% (0.89495) | 99.54th | v4 (v2025.03.14) |
| Mar 1, 2026 | 82.83% (0.82833) | 99.23th | v4 (v2025.03.14) |
| Feb 4, 2026 | 89.50% (0.89495) | 99.54th | v4 (v2025.03.14) |
| Feb 1, 2026 | 82.83% (0.82833) | 99.23th | v4 (v2025.03.14) |
| Jan 4, 2026 | 89.50% (0.89495) | 99.53th | v4 (v2025.03.14) |
| Jan 1, 2026 | 82.83% (0.82833) | 99.22th | v4 (v2025.03.14) |
| Dec 4, 2025 | 89.50% (0.89495) | 99.52th | v4 (v2025.03.14) |
| Dec 1, 2025 | 82.83% (0.82833) | 99.21th | v4 (v2025.03.14) |
| Nov 4, 2025 | 89.50% (0.89495) | 99.52th | v4 (v2025.03.14) |
| Nov 1, 2025 | 82.83% (0.82833) | 99.20th | v4 (v2025.03.14) |
| Oct 4, 2025 | 89.50% (0.89495) | 99.52th | v4 (v2025.03.14) |
| Oct 1, 2025 | 82.83% (0.82833) | 99.21th | v4 (v2025.03.14) |
| Sep 4, 2025 | 89.21% (0.89211) | 99.52th | v4 (v2025.03.14) |
| Sep 1, 2025 | 80.81% (0.80814) | 99.12th | v4 (v2025.03.14) |
| Aug 4, 2025 | 89.21% (0.89211) | 99.51th | v4 (v2025.03.14) |
| Aug 1, 2025 | 80.81% (0.80814) | 99.10th | v4 (v2025.03.14) |
| Jul 30, 2025 | 89.21% (0.89211) | 99.51th | v4 (v2025.03.14) |
| Jul 5, 2025 | 91.15% (0.91151) | 99.62th | v4 (v2025.03.14) |
| Jul 1, 2025 | 86.67% (0.86673) | 99.38th | v4 (v2025.03.14) |
| Jun 6, 2025 | 91.15% (0.91151) | 99.62th | v4 (v2025.03.14) |
| Jun 1, 2025 | 86.67% (0.86673) | 99.39th | v4 (v2025.03.14) |
| May 4, 2025 | 91.44% (0.91439) | 99.63th | v4 (v2025.03.14) |
| May 1, 2025 | 87.35% (0.87346) | 99.41th | v4 (v2025.03.14) |
| Apr 17, 2025 | 91.44% (0.91439) | 99.63th | v4 (v2025.03.14) |
| Apr 16, 2025 | 87.35% (0.87346) | 99.39th | v4 (v2025.03.14) |
| Apr 15, 2025 | 91.44% (0.91439) | 99.63th | v4 (v2025.03.14) |
| Apr 14, 2025 | 87.35% (0.87346) | 99.42th | v4 (v2025.03.14) |
| Apr 5, 2025 | 91.44% (0.91439) | 99.65th | v4 (v2025.03.14) |
| Apr 4, 2025 | 87.35% (0.87346) | 99.42th | v4 (v2025.03.14) |
| Mar 17, 2025 | 91.44% (0.91439) | 99.66th | v4 (v2025.03.14) |
| Dec 17, 2024 | 90.06% (0.90057) | 99.05th | v3 (v2023.03.01) |
| Jan 6, 2024 | 96.23% (0.96228) | 99.41th | v3 (v2023.03.01) |
| Jun 7, 2023 | 96.13% (0.96125) | 99.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.92% (0.96922) | 99.48th | v3 (v2023.03.01) |
| Mar 6, 2023 | 45.59% (0.45589) | 98.40th | v2 (v2022.01.01) |
| Feb 4, 2022 | 45.59% (0.45589) | 97.81th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (28)
- http://lists.grok.org.uk/pipermail/full-disclosure/2004-June/023133.html mailing-listx_refsource_FULLDISC
- http://marc.info/?l=bugtraq&m=108853066800184&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=bugtraq&m=109181600614477&w=2 vendor-advisoryx_refsource_HP
- http://security.gentoo.org/glsa/glsa-200407-03.xml vendor-advisoryx_refsource_GENTOO
- http://www.apacheweek.com/features/security-20 x_refsource_CONFIRM
- http://www.guninski.com/httpd1.html x_refsource_MISC
- http://www.mandriva.com/security/advisories?name=MDKSA-2004:064 vendor-advisoryx_refsource_MANDRAKE
- http://www.redhat.com/support/errata/RHSA-2004-342.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/bid/10619 vdb-entryx_refsource_BIDExploitPatchVendor Advisory
- http://www.trustix.org/errata/2004/0039/ vendor-advisoryx_refsource_TRUSTIX
- https://access.redhat.com/security/cve/CVE-2004-0493 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1617211 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/16524 vdb-entryx_refsource_XF
- https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r5001ecf3d6b2bdd0b732e527654248abb264f08390045d30709a92f6%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r734a07156abf332d5ab27fb91d9d962cacfef4f3681e44056f064fa8%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/rd65d8ba68ba17e7deedafbf5bb4899f2ae4dad781d21b931c2941ac3%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/re895fc1736d25c8cf57e102c871613b8aeec9ea26fd8a44e7942b5ab%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2004-0493
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10605 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2004-0493
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jun 30, 2004
Updated Aug 8, 2024
Reserved May 27, 2004
Link CVE-2004-0493
CISA Vulnrichment
Updated n/a