Icewarp WebClient 10.3.5 Sign-In Page Username 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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4.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Icewarp WebClient 10.3.5. This issue affects some unknown processing of the component Sign-In Page. Such manipulation of the argument Username leads to cross site scripting. This vulnerability is uniquely identified as CVE-2023-43319. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Icewarp WebClient 10.3.5 and classified as problematic. Affected by this issue is an unknown functionality of the component Sign-In Page. The manipulation of the argument username with an unknown input 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:

Cross Site Scripting (XSS) vulnerability in the Sign-In page of IceWarp WebClient 10.3.5 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the username parameter.

The weakness was disclosed 09/26/2023. The advisory is shared for download at medium.com. This vulnerability is handled as CVE-2023-43319 since 09/18/2023. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

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-2023-47738). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

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: 🔍
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/18/2023 🔍
09/25/2023 +7 days 🔍
09/26/2023 +0 days 🔍
02/05/2026 +863 days 🔍

Sourcesinfo

Advisory: medium.com
Status: Not defined

CVE: CVE-2023-43319 (🔍)
GCVE (CVE): GCVE-0-2023-43319
GCVE (VulDB): GCVE-100-240332
EUVD: 🔍

Entryinfo

Created: 09/26/2023 01:06
Updated: 02/05/2026 04:39
Changes: 09/26/2023 01:06 (39), 10/16/2023 10:06 (11), 02/05/2026 04:39 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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