MEDIUM
httpd mod_proxy_balancer crash
Published Jan 8, 2008
4.0
MEDIUMCVSS 2.0
EPSS 9.95%
Description
The balancer_handler function in mod_proxy_balancer in the Apache HTTP Server 2.2.0 through 2.2.6, when a threaded Multi-Processing Module is used, allows remote authenticated users to cause a denial of service (child process crash) via an invalid bb variable.
Affected products
No data.
OR
- n/a
- 2.2
- 2.2.1
- 2.2.2
- 2.2.3
- 2.2.4
- 2.2.6
No data.
Red Hat Enterprise Linux 5
httpd-0:2.2.3-11.el5_1.3
Fixed · RHSA-2008:0008
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | httpd-0:2.2.3-11.el5_1.3 | Fixed | RHSA-2008:0008 |
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.
4.0 MEDIUM NVD
AV:N/AC:L/Au:S/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
9.95% 0.09951
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.09951
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 (40 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 9.95% (0.09951) | 95.46th | v5 (v2026.06.15) |
| Jun 15, 2026 | 9.95% (0.09951) | 94.97th | v5 (v2026.06.15) |
| Mar 4, 2026 | 5.53% (0.05534) | 90.08th | v4 (v2025.03.14) |
| Mar 1, 2026 | 0.64% (0.00642) | 70.34th | v4 (v2025.03.14) |
| Feb 4, 2026 | 5.53% (0.05534) | 90.02th | v4 (v2025.03.14) |
| Feb 1, 2026 | 0.64% (0.00642) | 70.22th | v4 (v2025.03.14) |
| Jan 4, 2026 | 5.53% (0.05534) | 89.96th | v4 (v2025.03.14) |
| Jan 1, 2026 | 0.64% (0.00642) | 70.16th | v4 (v2025.03.14) |
| Dec 4, 2025 | 5.53% (0.05534) | 89.90th | v4 (v2025.03.14) |
| Dec 1, 2025 | 0.64% (0.00642) | 69.92th | v4 (v2025.03.14) |
| Nov 4, 2025 | 5.53% (0.05534) | 89.81th | v4 (v2025.03.14) |
| Nov 1, 2025 | 0.64% (0.00642) | 69.94th | v4 (v2025.03.14) |
| Oct 4, 2025 | 5.53% (0.05534) | 89.84th | v4 (v2025.03.14) |
| Oct 1, 2025 | 0.64% (0.00642) | 69.83th | v4 (v2025.03.14) |
| Sep 4, 2025 | 6.01% (0.06012) | 90.37th | v4 (v2025.03.14) |
| Sep 1, 2025 | 0.61% (0.00611) | 68.97th | v4 (v2025.03.14) |
| Aug 4, 2025 | 6.01% (0.06012) | 90.35th | v4 (v2025.03.14) |
| Aug 1, 2025 | 0.61% (0.00611) | 68.98th | v4 (v2025.03.14) |
| Jul 4, 2025 | 5.53% (0.05534) | 89.81th | v4 (v2025.03.14) |
| Jul 1, 2025 | 0.64% (0.00642) | 69.73th | v4 (v2025.03.14) |
| Jun 4, 2025 | 5.53% (0.05534) | 89.75th | v4 (v2025.03.14) |
| Jun 1, 2025 | 0.64% (0.00642) | 69.58th | v4 (v2025.03.14) |
| May 4, 2025 | 5.53% (0.05534) | 89.70th | v4 (v2025.03.14) |
| May 1, 2025 | 0.64% (0.00642) | 69.46th | v4 (v2025.03.14) |
| Mar 30, 2025 | 5.53% (0.05534) | 89.29th | v4 (v2025.03.14) |
| Mar 29, 2025 | 15.01% (0.15010) | 90.97th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.53% (0.05534) | 89.55th | v4 (v2025.03.14) |
| Mar 5, 2025 | 16.20% (0.16205) | 96.06th | v3 (v2023.03.01) |
| Dec 19, 2024 | 18.92% (0.18921) | 96.24th | v3 (v2023.03.01) |
| Dec 17, 2024 | 10.13% (0.10130) | 94.91th | v3 (v2023.03.01) |
| Dec 12, 2024 | 3.87% (0.03867) | 92.27th | v3 (v2023.03.01) |
| Jun 11, 2024 | 4.81% (0.04810) | 92.73th | v3 (v2023.03.01) |
| Jan 14, 2024 | 3.81% (0.03813) | 90.98th | v3 (v2023.03.01) |
| Dec 9, 2023 | 2.52% (0.02524) | 88.98th | v3 (v2023.03.01) |
| Nov 8, 2023 | 1.80% (0.01796) | 86.69th | v3 (v2023.03.01) |
| Sep 29, 2023 | 0.77% (0.00771) | 79.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.54% (0.00544) | 73.86th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.32% (0.04316) | 87.66th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.32% (0.04316) | 86.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.32% (0.04316) | 70.17th | v2 (v2022.01.01) |
Weaknesses (1)
References (37)
- http://httpd.apache.org/security/vulnerabilities_22.html x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2008-04/msg00004.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/28526 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/28749 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/28977 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/29348 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/29640 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://security.gentoo.org/glsa/glsa-200803-19.xml vendor-advisoryx_refsource_GENTOO
- http://securityreason.com/securityalert/3523 third-party-advisoryx_refsource_SREASON
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:016 vendor-advisoryx_refsource_MANDRIVA
- http://www.redhat.com/support/errata/RHSA-2008-0008.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2008-0009.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/archive/1/486169/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/27236 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/usn-575-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2008/0048 vdb-entryx_refsource_VUPENVendor Advisory
- https://access.redhat.com/security/cve/CVE-2007-6422 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=427230 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/39476 vdb-entryx_refsource_XF
- https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r7dd6be4dc38148704f2edafb44a8712abaa3a2be120d6c3314d55919%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r84d043c2115176958562133d96d851495d712aa49da155d81f6733be%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%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/rc4c53a0d57b2771ecd4b965010580db355e38137c8711311ee1073a8%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%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://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3E mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2007-6422
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10181 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8690 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2007-6422
- https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00541.html vendor-advisoryx_refsource_FEDORA
- https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00562.html vendor-advisoryx_refsource_FEDORA
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 8, 2008
Updated Aug 7, 2024
Reserved Dec 17, 2007
Link CVE-2007-6422
CISA Vulnrichment
Updated n/a