QID 355229

Date Published: 2023-05-29

QID 355229: Amazon Linux Security Advisory for php8.1 : ALAS2023-2023-139

In php 8.0.x before 8.0.28, 8.1.x before 8.1.16 and 8.2.x before 8.2.3, password_verify() function may accept some invalid blowfish hashes as valid.
If such invalid hash ever ends up in the password database, it may lead to an application allowing any password for this entry as valid. (
( CVE-2023-0567) 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. (
( CVE-2023-0568) in php 8.0.x before 8.0.28, 8.1.x before 8.1.16 and 8.2.x before 8.2.3, excessive number of parts in http form upload can cause high resource consumption and excessive number of log entries.
This can cause denial of service on the affected server by exhausting cpu resources or disk space. (
( CVE-2023-0662)

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

CVSS V3 rated as Critical - 8.1 severity.

CVSS V2 rated as Medium - 5.4 severity.

Solution

Please refer to Amazon advisory: ALAS2023-2023-139 for affected packages and patching details, or update with your package manager.

Vendor References

ALAS2023-2023-139 - alas.aws.amazon.com/AL2023/ALAS-2023-139.html

CVEs related to QID 355229

CVE-2023-0567 | CVE-2023-0568 | CVE-2023-0662 |

Software Advisories

Advisory ID	Software	Component	Link
ALAS2023-2023-139	amazon linux 2023		alas.aws.amazon.com/AL2023/ALAS-2023-139.html

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