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CVE-2024-2756

Public on 2024-04-15
Modified on 2024-04-15
Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to the way PHP handles HTTP variable names. A remote attacker can set a standard insecure cookie in the victim's browser which is treated as a `__Host-` or `__Secure-` cookie by PHP applications.

Note, the vulnerability exists due to incomplete fix for #VU67756 (CVE-2022-31629).

Severity
Medium
See what this means
CVSS v3 Base Score
5.4
See breakdown
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Php8.1 Extra php 2024-06-19 20:39 ALAS2PHP8.1-2024-005
Amazon Linux 2 - Php8.2 Extra php 2024-05-23 23:02 ALAS2PHP8.2-2024-004
Amazon Linux 2023 php8.1 2024-05-09 17:16 ALAS2023-2024-612
Amazon Linux 2023 php8.2 2024-05-23 21:49 ALAS2023-2024-624

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
NVD CVSSv3 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

References

Red Hat: CVE-2024-2756 Mitre: CVE-2024-2756 FAQs regarding Amazon Linux ALAS/CVE Severity