CVE-2024-2653 | BDVDB-2026-229778 Detail

AMPHPamphp/http-client

Description#

amphp/http will collect CONTINUATION frames in an unbounded buffer and will not check a limit until it has received the set END_HEADERS flag, resulting in an OOM crash.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact high. Attack vector: network.

Weaknesses#

CWE-789 Memory Allocation with Excessive Size Value

References#

Exploit#

No public exploit known

History#

Version 12024-04-03Record published in the CVE List.
Version 22025-11-04Most recent update recorded in the CVE List.

Published

Published: 2024-04-03
Last modified: 2025-11-04

Vendor information

Vendor: AMPHP
Product: amphp/http-client

All AMPHP vulnerabilities

Score

8.2 High

EPSS

80.2%, High

Estimated chance of exploitation in the next 30 days. EPSS percentile: 99.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= v4.0.0-rc10 and <= 4.0.0
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.2 High

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).