Winmail Server 4.4 f_user cross site scripting

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-$5k0.99

Summaryinfo

A vulnerability was found in Winmail Server 4.4 and classified as problematic. This issue affects some unknown processing. Such manipulation of the argument f_user with the input %22%3E%3Csvg%20onload leads to cross site scripting. This vulnerability is listed as CVE-2024-55492. The attack may be performed from remote. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Winmail Server 4.4. It has been rated as problematic. Affected by this issue is an unknown code. The manipulation of the argument f_user with the input value %22%3E%3Csvg%20onload leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

Winmail Server 4.4 is vulnerable to f_user=%22%3E%3Csvg%20onload Cross Site Scripting (XSS).

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2024-55492 since 12/06/2024. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.007.

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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-52776). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.0

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.1
CNA Vector (MITRE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

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

12/06/2024 🔍
12/18/2024 +12 days 🔍
12/18/2024 +0 days 🔍
07/17/2025 +211 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2024-55492 (🔍)
GCVE (CVE): GCVE-0-2024-55492
GCVE (VulDB): GCVE-100-288908
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/18/2024 23:51
Updated: 07/17/2025 21:01
Changes: 12/18/2024 23:51 (66), 02/17/2025 03:11 (3), 06/22/2025 21:34 (1), 07/17/2025 21:01 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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