Kaltura mwEmbed up to 2.96.rc1 DefaultSettings.php HTTP_X_FORWARDED_HOST cross site scripting

A vulnerability was found in Kaltura mwEmbed up to 2.96.rc1 and classified as problematic. This issue affects some unknown processing of the file includes/DefaultSettings.php. The manipulation of the argument HTTP_X_FORWARDED_HOST leads to cross site scripting. The CWE definition for the vulnerability is CWE-79. The weakness was disclosed 01/04/2023 as 4266. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2022-4876. The attack may be initiated remotely. Technical details are available. There is no exploit available. The pricing for an exploit might be around USD $0-$5k at the moment. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK. It is declared as not defined. We expect the 0-day to have been worth approximately $0-$5k. Upgrading to version 2.96.rc2 is able to address this issue. The updated version is ready for download at github.com. The patch is named 13b8812ebc8c9fa034eed91ab35ba8423a528c0b. 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.

Field01/04/2023 23:0701/28/2023 13:0701/28/2023 13:13
vendorKalturaKalturaKaltura
namemwEmbedmwEmbedmwEmbed
version<=2.96.rc1<=2.96.rc1<=2.96.rc1
fileincludes/DefaultSettings.phpincludes/DefaultSettings.phpincludes/DefaultSettings.php
argumentHTTP_X_FORWARDED_HOSTHTTP_X_FORWARDED_HOSTHTTP_X_FORWARDED_HOST
cwe79 (cross site scripting)79 (cross site scripting)79 (cross site scripting)
risk111
cvss3_vuldb_avNNN
cvss3_vuldb_acLLL
cvss3_vuldb_uiRRR
cvss3_vuldb_sUUU
cvss3_vuldb_cNNN
cvss3_vuldb_iLLL
cvss3_vuldb_aNNN
cvss3_vuldb_rlOOO
cvss3_vuldb_rcCCC
identifier426642664266
urlhttps://github.com/kaltura/mwEmbed/pull/4266https://github.com/kaltura/mwEmbed/pull/4266https://github.com/kaltura/mwEmbed/pull/4266
nameUpgradeUpgradeUpgrade
upgrade_version2.96.rc22.96.rc22.96.rc2
upgrade_urlhttps://github.com/kaltura/mwEmbed/releases/tag/v2.96.rc2https://github.com/kaltura/mwEmbed/releases/tag/v2.96.rc2https://github.com/kaltura/mwEmbed/releases/tag/v2.96.rc2
patch_name13b8812ebc8c9fa034eed91ab35ba8423a528c0b13b8812ebc8c9fa034eed91ab35ba8423a528c0b13b8812ebc8c9fa034eed91ab35ba8423a528c0b
patch_urlhttps://github.com/kaltura/mwEmbed/commit/13b8812ebc8c9fa034eed91ab35ba8423a528c0bhttps://github.com/kaltura/mwEmbed/commit/13b8812ebc8c9fa034eed91ab35ba8423a528c0bhttps://github.com/kaltura/mwEmbed/commit/13b8812ebc8c9fa034eed91ab35ba8423a528c0b
advisoryquoteignore non valid hostname in HTTP_X_FORWARDED_HOST header (same regex as [the server](https://github.com/kaltura/server/blob/Rigel-18.6.0/infra/storage/file_transfer_managers/asperaMgr.class.php#L81))ignore non valid hostname in HTTP_X_FORWARDED_HOST header (same regex as [the server](https://github.com/kaltura/server/blob/Rigel-18.6.0/infra/storage/file_transfer_managers/asperaMgr.class.php#L81))ignore non valid hostname in HTTP_X_FORWARDED_HOST header (same regex as [the server](https://github.com/kaltura/server/blob/Rigel-18.6.0/infra/storage/file_transfer_managers/asperaMgr.class.php#L81))
cveCVE-2022-4876CVE-2022-4876CVE-2022-4876
responsibleVulDBVulDBVulDB
date1672786800 (01/04/2023)1672786800 (01/04/2023)1672786800 (01/04/2023)
cvss2_vuldb_avNNN
cvss2_vuldb_acLLL
cvss2_vuldb_ciNNN
cvss2_vuldb_iiPPP
cvss2_vuldb_aiNNN
cvss2_vuldb_rcCCC
cvss2_vuldb_rlOFOFOF
cvss2_vuldb_auSSS
cvss2_vuldb_eNDNDND
cvss3_vuldb_prLLL
cvss3_vuldb_eXXX
cvss2_vuldb_basescore4.04.04.0
cvss2_vuldb_tempscore3.53.53.5
cvss3_vuldb_basescore3.53.53.5
cvss3_vuldb_tempscore3.43.43.4
cvss3_meta_basescore3.53.54.4
cvss3_meta_tempscore3.43.44.3
price_0day$0-$5k$0-$5k$0-$5k
cve_assigned1672786800 (01/04/2023)1672786800 (01/04/2023)
cve_nvd_summaryA vulnerability was found in Kaltura mwEmbed up to 2.96.rc1 and classified as problematic. This issue affects some unknown processing of the file includes/DefaultSettings.php. The manipulation of the argument HTTP_X_FORWARDED_HOST leads to cross site scripting. The attack may be initiated remotely. Upgrading to version 2.96.rc2 is able to address this issue. The name of the patch is 13b8812ebc8c9fa034eed91ab35ba8423a528c0b. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-217427.A vulnerability was found in Kaltura mwEmbed up to 2.96.rc1 and classified as problematic. This issue affects some unknown processing of the file includes/DefaultSettings.php. The manipulation of the argument HTTP_X_FORWARDED_HOST leads to cross site scripting. The attack may be initiated remotely. Upgrading to version 2.96.rc2 is able to address this issue. The name of the patch is 13b8812ebc8c9fa034eed91ab35ba8423a528c0b. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-217427.
cvss3_nvd_basescore6.1
cvss3_cna_basescore3.5
cvss3_nvd_avN
cvss3_nvd_acL
cvss3_nvd_prN
cvss3_nvd_uiR
cvss3_nvd_sC
cvss3_nvd_cL
cvss3_nvd_iL
cvss3_nvd_aN
cvss2_nvd_avN
cvss2_nvd_acL
cvss2_nvd_auS
cvss2_nvd_ciN
cvss2_nvd_iiP
cvss2_nvd_aiN
cvss3_cna_avN
cvss3_cna_acL
cvss3_cna_prL
cvss3_cna_uiR
cvss3_cna_sU
cvss3_cna_cN
cvss3_cna_iL
cvss3_cna_aN
cve_cnaVulDB
cvss2_nvd_basescore4.0

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