CVE-2014-0117: apache http_server Improper Input Validation
Vulnerability summary
CVE-2014-0117 is a medium (CVSS 4.3) Improper Input Validation vulnerability in apache http_server. EPSS estimates a 35.54% chance of exploitation in the next 30 days, higher than 98.4% of scored vulnerabilities.
Not severe (CVSS 4.3, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 5 · Related 2Timeline
- 20-07-2014PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The mod_proxy module in the Apache HTTP Server 2.4.x before 2.4.10, when a reverse proxy is enabled, allows remote attackers to cause a denial of service (child-process crash) via a crafted HTTP Connection header.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
35.54%
Chance of exploitation in the next 30 days
Percentile
98%
Versus all other CVEs
30-day change
No change 0.00 pp
From 35.54% on 05-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Apache1 product
- http_server2.4.6 | 2.4.7 | 2.4.8 | 2.4.9
Apple1 product
- mac_os_x≤ 10.10.2
Debian1 product
- apache2< 2.4.10-1
Ubuntu1 product
- apache2< 2.4.7-1ubuntu4.1
4 vendors · 4 products
References
28 links- bugzilla.redhat.com/show_bug.cgi?id=1120599X Refsource CONFIRM
- advisories.mageia.org/MGASA-2014-0305.htmlX Refsource CONFIRM
- support.apple.com/HT204659X Refsource CONFIRM
- svn.apache.org/viewvc/…X Refsource CONFIRM
- www.oracle.com/technetwork/topics/security/cpujan2015-1972971.htmlX Refsource CONFIRM
- zerodayinitiative.com/advisories/ZDI-14-239/X Refsource MISC
- svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/proxy_util.cX Refsource CONFIRM
- svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/mod_proxy_http.cX Refsource CONFIRM
Show all 28 references
- svn.apache.org/viewvc/…X Refsource CONFIRM
