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CVE-2001-1247

20
FAUCET Score

CVE-2001-1247 describes a vulnerability in PHP versions 4.0.4pl1 and 4.0.5 operating in safe mode, allowing remote attackers to read and write files owned by the web server's user ID through a crafted PHP script utilizing the error_log function. This medium-severity vulnerability (CVSS 6.4) has a low attack complexity and requires no authentication, potentially leading to partial confidentiality and integrity impacts. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this older vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.4pl1CPE matchmatch criteria
cpe:2.3:a:php:php:4.0.4pl1:*:*:*:*:*:*:*
4.0.5CPE matchmatch criteria
cpe:2.3:a:php:php:4.0.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.4MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
9.38%
Probability of exploitation in next 30 days
EPSS Percentile
94.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0938 is in the 94th percentile among its peer group of 23,723 CVEs.

Social Chatter

No social media mentions found for this CVE.

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 (4)

redhatpatch availablevia redhat_api
Product: Red Hat Linux 6.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.0
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

Vendor Advisories (1)

redhatCVE-2001-1247

security flaw

Jun 30, 2001

References

online.securityfocus.com / archive/1/194425
ExploitPatchVendor Advisory
osvdb.org / 5440
php.net / do_download.php
redhat.com / support/errata/RHSA-2002-035.html
PatchVendor Advisory