amphp http up to 1.7.1/2.1.0 HTTP/2 CONTINUATION Frame memory allocation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in amphp http up to 1.7.1/2.1.0. The affected element is an unknown function of the component HTTP2 CONTINUATION Frame Handler. Executing a manipulation can lead to memory allocation. This vulnerability is handled as CVE-2024-2653. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in amphp http up to 1.7.1/2.1.0 and classified as critical. This vulnerability affects an unknown part of the component HTTP2 CONTINUATION Frame Handler. The manipulation with an unknown input leads to a memory allocation vulnerability. The CWE definition for the vulnerability is CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. As an impact it is known to affect availability. CVE summarizes:

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.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-2653 since 03/19/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2024-0789). Once again VulDB remains the best source for vulnerability data.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Gentoo Linux
  • EMC Avamar
  • Xerox FreeFlow Print Server
  • IBM SAN Volume Controller
  • IBM Storwize
  • IBM Power Hardware Management Console
  • Dell NetWorker
  • IBM FlashSystem
  • Red Hat OpenShift
  • SUSE openSUSE
  • RESF Rocky Linux
  • IBM App Connect Enterprise
  • Golang Go
  • Specification http/2
  • Open Source nghttp2
  • Arista EOS
  • Apache HTTP Server
  • Apache Traffic Server
  • Broadcom Brocade SANnav
  • IBM MQ
  • IBM DataPower Gateway
  • IBM QRadar SIEM
  • IBM Spectrum Protect Plus
  • IBM Rational Build Forge
  • Splunk Splunk Enterprise
  • HPE HP-UX
  • Dell integrated Dell Remote Access Controller

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.7

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.2
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/19/2024 🔍
04/03/2024 +14 days 🔍
04/03/2024 +0 days 🔍
06/26/2026 +814 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-w8gf-g2vq-j2f4
Status: Confirmed

CVE: CVE-2024-2653 (🔍)
GCVE (CVE): GCVE-0-2024-2653
GCVE (VulDB): GCVE-100-259276
CERT Bund: WID-SEC-2024-0789 - HTTP/2: Mehrere Schwachstellen ermöglichen Denial of Service

Entryinfo

Created: 04/03/2024 20:11
Updated: 06/26/2026 09:48
Changes: 04/03/2024 20:11 (53), 05/09/2024 09:37 (1), 09/06/2024 21:38 (13), 01/02/2026 00:42 (7), 06/26/2026 09:48 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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