From f314109ec617b2750230444ee92a98f9094b5255 Mon Sep 17 00:00:00 2001 From: Robert Schultheis Date: Mon, 10 Aug 2020 15:33:20 -0600 Subject: [PATCH] add CVE-2020-15139 for GHSA-37h7-vfv6-f8rj --- 2020/15xxx/CVE-2020-15139.json | 87 +++++++++++++++++++++++++++++++--- 1 file changed, 81 insertions(+), 6 deletions(-) diff --git a/2020/15xxx/CVE-2020-15139.json b/2020/15xxx/CVE-2020-15139.json index d6cdc2b21b0..94b54706ccf 100644 --- a/2020/15xxx/CVE-2020-15139.json +++ b/2020/15xxx/CVE-2020-15139.json @@ -1,18 +1,93 @@ { - "data_type": "CVE", - "data_format": "MITRE", - "data_version": "4.0", "CVE_data_meta": { + "ASSIGNER": "security-advisories@github.com", "ID": "CVE-2020-15139", - "ASSIGNER": "cve@mitre.org", - "STATE": "RESERVED" + "STATE": "PUBLIC", + "TITLE": "XSS in MyBB" }, + "affects": { + "vendor": { + "vendor_data": [ + { + "product": { + "product_data": [ + { + "product_name": "MyBB", + "version": { + "version_data": [ + { + "version_value": "< 1.8.24" + } + ] + } + } + ] + }, + "vendor_name": "MyBB" + } + ] + } + }, + "data_format": "MITRE", + "data_type": "CVE", + "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", - "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided." + "value": "In MyBB before version 1.8.24, the custom MyCode (BBCode) for the visual editor doesn't escape input properly when rendering HTML, resulting in a DOM-based XSS vulnerability.\n\nThe weakness can be exploited by pointing a victim to a page where the visual editor is active (e.g. as a post or Private Message) and operates on a maliciously crafted MyCode message. This may occur on pages where message content is pre-filled using a GET/POST parameter, or on reply pages where a previously saved malicious message is quoted.\n\nAfter upgrading MyBB to 1.8.24, make sure to update the version attribute in the `codebuttons` template for non-default themes to serve the latest version of the patched `jscripts/bbcodes_sceditor.js` file." } ] + }, + "impact": { + "cvss": { + "attackComplexity": "LOW", + "attackVector": "NETWORK", + "availabilityImpact": "HIGH", + "baseScore": 8.8, + "baseSeverity": "HIGH", + "confidentialityImpact": "HIGH", + "integrityImpact": "HIGH", + "privilegesRequired": "NONE", + "scope": "UNCHANGED", + "userInteraction": "REQUIRED", + "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", + "version": "3.1" + } + }, + "problemtype": { + "problemtype_data": [ + { + "description": [ + { + "lang": "eng", + "value": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" + } + ] + } + ] + }, + "references": { + "reference_data": [ + { + "name": "https://github.com/mybb/mybb/security/advisories/GHSA-37h7-vfv6-f8rj", + "refsource": "CONFIRM", + "url": "https://github.com/mybb/mybb/security/advisories/GHSA-37h7-vfv6-f8rj" + }, + { + "name": "https://github.com/mybb/mybb/commit/37ad29dcd25489a37bdd89ebac761f22492558b0", + "refsource": "MISC", + "url": "https://github.com/mybb/mybb/commit/37ad29dcd25489a37bdd89ebac761f22492558b0" + }, + { + "name": "https://mybb.com/versions/1.8.24/", + "refsource": "MISC", + "url": "https://mybb.com/versions/1.8.24/" + } + ] + }, + "source": { + "advisory": "GHSA-37h7-vfv6-f8rj", + "discovery": "UNKNOWN" } } \ No newline at end of file