Synacor Zimbra up to 8.8.15 Patch 42/9.0.0 Patch 35/10.0.3 cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Synacor Zimbra up to 8.8.15 Patch 42/9.0.0 Patch 35/10.0.3. This impacts an unknown function. Such manipulation leads to cross site scripting. This vulnerability is traded as CVE-2023-43103. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Synacor Zimbra up to 8.8.15 Patch 42/9.0.0 Patch 35/10.0.3 (Groupware Software). Affected by this issue is an unknown part. The manipulation 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:

An XSS issue was discovered in a web endpoint in Zimbra Collaboration (ZCS) before 10.0.4 via an unsanitized parameter. This is also fixed in 8.8.15 Patch 43 and 9.0.0 Patch 36.

The weakness was shared 12/07/2023. The advisory is shared for download at wiki.zimbra.com. This vulnerability is handled as CVE-2023-43103 since 09/18/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 8.8.15 Patch 43, 9.0.0 Patch 36 or 10.0.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-47524). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Zimbra 8.8.15 Patch 43/9.0.0 Patch 36/10.0.4

Timelineinfo

09/18/2023 🔍
12/07/2023 +80 days 🔍
12/07/2023 +0 days 🔍
02/02/2026 +788 days 🔍

Sourcesinfo

Vendor: synacor.com

Advisory: wiki.zimbra.com
Status: Confirmed

CVE: CVE-2023-43103 (🔍)
GCVE (CVE): GCVE-0-2023-43103
GCVE (VulDB): GCVE-100-247124
EUVD: 🔍

Entryinfo

Created: 12/07/2023 08:07
Updated: 02/02/2026 23:06
Changes: 12/07/2023 08:07 (40), 12/30/2023 12:59 (11), 02/02/2026 23:06 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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