VDB-220212 · CVE-2022-4902 · ID 485

eXo Chat Application prior 3.3.0-20220417 Mention ExoChatMessageComposer.vue cross site scripting

A vulnerability classified as problematic has been found in eXo Chat Application. Affected is an unknown function of the file application/src/main/webapp/vue-app/components/ExoChatMessageComposer.vue of the component Mention Handler. The manipulation leads to cross site scripting. Using CWE to declare the problem leads to CWE-79. The weakness was disclosed 02/05/2023 as 485. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-4902. It is possible to launch the attack remotely. Technical details are available. There is no exploit available. The current price for an exploit might be approx. USD $0-$5k at the moment. The MITRE ATT&CK project declares the attack technique as T1059.007. It is declared as not defined. As 0-day the estimated underground price was around $0-$5k. Upgrading to version 3.3.0-20220417 is able to address this issue. The updated version is ready for download at github.com. The name of the patch is 26bf307d3658d1403cfd5c3ad423ce4c4d1cb2dc. The bugfix is ready for download at github.com. It is recommended to upgrade the affected component. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

Timeline

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User

1	52

Field

vulnerability_cvss3_meta_tempscore	2
vulnerability_cvss3_meta_basescore	2
vulnerability_cvss3_cna_basescore	1
vulnerability_cvss3_nvd_basescore	1
vulnerability_cvss2_nvd_basescore	1

Commit Conf

90%	41
70%	25
50%	11

Approve Conf

90%	41
70%	25
80%	11

ID	Commited	User	Field	Change	Remarks	Accepted	Status	C
13762572	03/05/2023	VulD...	cvss3_cna_basescore	3.5	see CVSS documentation	03/05/2023	accepted	90
13762571	03/05/2023	VulD...	cvss3_nvd_basescore	6.1	nist.gov	03/05/2023	accepted	90
13762570	03/05/2023	VulD...	cvss2_nvd_basescore	4.0	nist.gov	03/05/2023	accepted	90
13762569	03/05/2023	VulD...	cvss3_meta_tempscore	4.3	see CVSS documentation	03/05/2023	accepted	90
13762568	03/05/2023	VulD...	cvss3_meta_basescore	4.4	see CVSS documentation	03/05/2023	accepted	90
13762567	03/05/2023	VulD...	cve_cna	VulDB	nvd.nist.gov	03/05/2023	accepted	70
13762566	03/05/2023	VulD...	cvss3_cna_a	N	nvd.nist.gov	03/05/2023	accepted	70
13762565	03/05/2023	VulD...	cvss3_cna_i	L	nvd.nist.gov	03/05/2023	accepted	70
13762564	03/05/2023	VulD...	cvss3_cna_c	N	nvd.nist.gov	03/05/2023	accepted	70
13762563	03/05/2023	VulD...	cvss3_cna_s	U	nvd.nist.gov	03/05/2023	accepted	70
13762562	03/05/2023	VulD...	cvss3_cna_ui	R	nvd.nist.gov	03/05/2023	accepted	70
13762561	03/05/2023	VulD...	cvss3_cna_pr	L	nvd.nist.gov	03/05/2023	accepted	70
13762560	03/05/2023	VulD...	cvss3_cna_ac	L	nvd.nist.gov	03/05/2023	accepted	70
13762559	03/05/2023	VulD...	cvss3_cna_av	N	nvd.nist.gov	03/05/2023	accepted	70
13762558	03/05/2023	VulD...	cvss2_nvd_ai	N	nvd.nist.gov	03/05/2023	accepted	70
13762557	03/05/2023	VulD...	cvss2_nvd_ii	P	nvd.nist.gov	03/05/2023	accepted	70
13762556	03/05/2023	VulD...	cvss2_nvd_ci	N	nvd.nist.gov	03/05/2023	accepted	70
13762555	03/05/2023	VulD...	cvss2_nvd_au	S	nvd.nist.gov	03/05/2023	accepted	70
13762554	03/05/2023	VulD...	cvss2_nvd_ac	L	nvd.nist.gov	03/05/2023	accepted	70
13762553	03/05/2023	VulD...	cvss2_nvd_av	N	nvd.nist.gov	03/05/2023	accepted	70

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