CVE-2013-5704

mediumpriority · track · 40EPSS 0.580 · 99 %ileEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

58.0% (99th) EPSS

CVSS 5 · medium

Is it mine?

72 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

The mod_headers module in the Apache HTTP Server 2.2.22 allows remote attackers to bypass "RequestHeader unset" directives by placing a header in the trailer portion of data sent with chunked transfer coding. NOTE: the vendor states "this is not a security issue in httpd as such."

cvss

Technical severity, 0–10. One row per scoring source.

5.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v2.05mediumAV:N/AC:L/Au:N/C:N/I:P/A:N/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USLLM-inferred

affected products (72)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
apache http server= 2.2.0nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.10nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.11nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.12nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.13nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.14nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.15nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.16nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.17nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.18nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.19nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.2nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.20nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.21nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.22nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.23nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.24nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.25nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 2.2.26nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*

showing 20 of 72

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2014-04-15modified 2026-06-16

references (140)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan