CVE-2025-1734: Streams HTTP wrapper does not fail for headers with invalid name and no colon

Published Mar 13, 2025
·
Updated

Fixed (Streams HTTP wrapper does not fail for headers without colon). (CVE-2025-1734)

Other sources

In PHP from 8.1. before 8.1.32, from 8.2. before 8.2.28, from 8.3. before 8.3.19, from 8.4. before 8.4.5, when receiving headers from HTTP server, the headers missing a colon (:) are treated as valid headers even though they are not. This may confuse applications into accepting invalid headers.

Debian

Affected Software

9 affected componentsFixes available
PHP PHP<8.2.28
8.2.28
debian/php7.4<=7.4.33-1+deb11u5
7.4.33-1+deb11u8
debian/php8.2<=8.2.26-1~deb12u1
8.2.28-1~deb12u1
debian/php8.4
8.4.5-1
PHP PHP>=8.1.0<8.1.32
PHP PHP>=8.2.0<8.2.28
PHP PHP>=8.3.0<8.3.19
PHP PHP>=8.4.0<8.4.5
NetApp Ontap=9

Event History

Mar 13, 2025
CVE Published
via PHP·12:00 AM
Mar 30, 2025
CVE Published
via MITRE·05:43 AM
Data Sourced
via MITRE·05:43 AM
DescriptionWeakness
Data Sourced
via Red Hat·06:01 AM
DescriptionSeverityAffected Software
Data Sourced
via NVD·06:15 AM
DescriptionSeverityWeaknessAffected Software
Mar 31, 2025
Data Sourced
via Ubuntu·11:16 PM
RemedyDescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-1734?

CVE-2025-1734 has been classified as a moderate severity vulnerability.

2

How do I fix CVE-2025-1734?

To fix CVE-2025-1734, update PHP to version 8.3.19 or later.

3

What does CVE-2025-1734 affect?

CVE-2025-1734 affects PHP versions prior to 8.3.19.

4

Can CVE-2025-1734 lead to security issues in applications?

Yes, CVE-2025-1734 can lead to unexpected behaviors in applications if not addressed.

5

Is CVE-2025-1734 a known issue?

Yes, CVE-2025-1734 is a documented vulnerability in the PHP changelog.

Contact

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