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CVE-2003-0020

21
FAUCET Score

CVE-2003-0020 describes a vulnerability in Apache HTTP Server where terminal escape sequences are not filtered from error logs. This oversight could allow an attacker to inject malicious sequences into terminal emulators, potentially exploiting vulnerabilities within those emulators. The vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and a potential impact of partial integrity compromise. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.3.0, < 1.3.31CPE matchmatch criteria
cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
>= 2.0.0, < 2.0.49CPE matchmatch criteria
cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
10.87%
Probability of exploitation in next 30 days
EPSS Percentile
95.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1087 is in the 94th percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (12)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux AS (Advanced Server) version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux ES version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux WS version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 8.0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux Advanced Workstation 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Stronghold 3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Stronghold 4
View patch
redhatpatch availablevia redhat_api
Product: Stronghold 4 for Red Hat Enterprise Linux
View patch

Vendor Advisories (1)

redhatCVE-2003-0020Low

security flaw

Feb 24, 2003

References

archives.neohapsis.com / archives/vulnwatch/2003-q1/0093.html
Broken Link
frontal2.mandriva.com / security/advisories
Third Party Advisory
marc.info
Third Party Advisory
marc.info
Third Party Advisory
marc.info
Third Party Advisory
marc.info
Third Party Advisory
security.gentoo.org / glsa/glsa-200405-22.xml
Third Party Advisory
lists.apache.org / thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/r5001ecf3d6b2bdd0b732e527654248abb264f08390045d30709a92f6%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/r5419c9ba0951ef73a655362403d12bb8d10fab38274deb3f005816f5%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/r7035b7c9091c4b665a3b7205364775410646f12125d48e74e395f2ce%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/rd00b45b93fda4a5bd013b28587207d0e00f99f6e3308dbb6025f3b01%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/re028d61fe612b0908595d658b9b39e74bca56f2a1ed3c5f06b5ab571%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/rf2f0f3611f937cf6cfb3b4fe4a67f69885855126110e1e3f2fb2728e%40%3Ccvs.httpd.apache.org%3E
lists.apache.org / thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100109
Third Party Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A150
Third Party Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4114
Third Party Advisory
sunsolve.sun.com / search/document.do
Broken Link
sunsolve.sun.com / search/document.do
Broken Link
iss.net / security_center/static/11412.php
Broken Link
mandrakesoft.com / security/advisories
Broken Link
redhat.com / support/errata/RHSA-2003-082.html
Third Party Advisory
redhat.com / support/errata/RHSA-2003-083.html
Third Party Advisory
redhat.com / support/errata/RHSA-2003-104.html
Third Party Advisory
redhat.com / support/errata/RHSA-2003-139.html
Third Party Advisory
redhat.com / support/errata/RHSA-2003-243.html
Third Party Advisory
redhat.com / support/errata/RHSA-2003-244.html
Third Party Advisory
securityfocus.com / bid/9930
Third Party AdvisoryVDB Entry
slackware.com / security/viewer.php
Mailing ListThird Party Advisory
trustix.org / errata/2004/0017
Broken Link
trustix.org / errata/2004/0027
Broken Link