Loading HuntDB...
Hunt
Vulnerability Intelligence by wss.sh
Home Daily Briefings High Impact CVEs Recent Exploits KEV Catalog GitHub Advisories Latest Updates Security News
Sign In Sign Up

CVE-2023-0568

HIGH
Published 2023-02-16T06:34:04.101Z
Actions:

Expert Analysis

Professional remediation guidance

Get tailored security recommendations from our analyst team for CVE-2023-0568. We'll provide specific mitigation strategies based on your environment and risk profile.

CVSS Score

V3.1
7.5
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.324
Higher than 32.4% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, core path resolution function allocate buffer one byte too small. When resolving paths with lengths close to system MAXPATHLEN setting, this may lead to the byte after the allocated buffer being overwritten with NUL value, which might lead to unauthorized data access or modification.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

PHP Group

PHP

Affected Versions:

8.0.x 8.1.x 8.2.x

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed CRITICAL

GHSA-6gqv-38q3-6c47

Advisory Details

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, core path resolution function allocate buffer one byte too small. When resolving paths with lengths close to system MAXPATHLEN setting, this may lead to the byte after the allocated buffer being overwritten with NUL value, which might lead to unauthorized data access or modification.

CVSS Scoring

CVSS Score

9.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-0568
WEB https://bugs.php.net/bug.php?id=81746
WEB https://security.netapp.com/advisory/ntap-20230517-0001

Advisory provided by GitHub Security Advisory Database. Published: February 16, 2023, Modified: February 13, 2025

References

https://bugs.php.net/bug.php?id=81746
https://security.netapp.com/advisory/ntap-20230517-0001/
Published: 2023-02-16T06:34:04.101Z
Last Modified: 2025-03-18T14:57:10.966Z
Copied to clipboard!