CVE-2012-4557
Summary
| CVE | CVE-2012-4557 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2012-11-30 19:55:01 UTC |
| Updated | 2026-04-29 01:13:23 UTC |
| Description | The mod_proxy_ajp module in the Apache HTTP Server 2.2.12 through 2.2.21 places a worker node into an error state upon detection of a long request-processing time, which allows remote attackers to cause a denial of service (worker consumption) via an expensive request. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
NoneIntegrity
NoneAvailability
PartialAV:N/AC:L/Au:N/C:N/I:N/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Apache | Http Server | 2.2.12 | All | All | All |
| Application | Apache | Http Server | 2.2.13 | All | All | All |
| Application | Apache | Http Server | 2.2.14 | All | All | All |
| Application | Apache | Http Server | 2.2.15 | All | All | All |
| Application | Apache | Http Server | 2.2.16 | All | All | All |
| Application | Apache | Http Server | 2.2.17 | All | All | All |
| Application | Apache | Http Server | 2.2.18 | All | All | All |
| Application | Apache | Http Server | 2.2.19 | All | All | All |
| Application | Apache | Http Server | 2.2.20 | All | All | All |
| Application | Apache | Http Server | 2.2.21 | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Debian -- Security Information -- DSA-2579-1 apache2 | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Bug 871685 – CVE-2012-4557 httpd: mod_proxy_ajp worker moved to error state when timeout exceeded | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.redhat.com | |
| openSUSE-SU-2013:0248-1: moderate: update for apache2 | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| openSUSE-SU-2013:0243-1: moderate: update for apache2 | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Repository / Oval Repository | af854a3a-2127-422b-91ae-364da2661108 | oval.cisecurity.org | |
| '[security bulletin] HPSBUX02866 SSRT101139 rev.1 - HP-UX Running Apache, Remote Denial of Service (D' - MARC | af854a3a-2127-422b-91ae-364da2661108 | marc.info | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Repository / Oval Repository | af854a3a-2127-422b-91ae-364da2661108 | oval.cisecurity.org | |
| Pony Mail! | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| [Apache-SVN] Revision 1227298 | af854a3a-2127-422b-91ae-364da2661108 | svn.apache.org | Exploit |
| httpd 2.2 vulnerabilities - The Apache HTTP Server Project | af854a3a-2127-422b-91ae-364da2661108 | httpd.apache.org | Patch, Vendor Advisory |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.