zhangyd-c OneBlog up to 2.3.9 HTTP Header X-Forwarded-For redos

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in zhangyd-c OneBlog up to 2.3.9. This issue affects some unknown processing of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For results in redos. This vulnerability is known as CVE-2025-2833. It is possible to launch the attack remotely. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in zhangyd-c OneBlog up to 2.3.9. It has been classified as problematic. Affected is an unknown functionality of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For with an unknown input leads to a redos vulnerability. CWE is classifying the issue as CWE-1333. The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles. This is going to have an impact on availability.

The advisory is available at github.com. This vulnerability is traded as CVE-2025-2833. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. This vulnerability is assigned to T1449.003 by the MITRE ATT&CK project.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Redos
CWE: CWE-1333 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/26/2025 🔍
03/26/2025 +0 days 🔍
03/27/2025 +1 days 🔍

Sourcesinfo

Product: github.com

Advisory: 35
Status: Not defined

CVE: CVE-2025-2833 (🔍)
GCVE (CVE): GCVE-0-2025-2833
GCVE (VulDB): GCVE-100-301470
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/26/2025 21:34
Updated: 03/27/2025 11:28
Changes: 03/26/2025 21:34 (56), 03/27/2025 05:28 (30), 03/27/2025 11:28 (1)
Complete: 🔍
Submitter: s1mple_xy
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #521813: https://github.com/zhangyd-c/OneBlog oneblog 2.3.9 redos (by s1mple_xy)

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