rhsa-2020_0085
Vulnerability from csaf_redhat
Published
2020-01-13 14:52
Modified
2024-11-05 21:41
Summary
Red Hat Security Advisory: firefox security update
Notes
Topic
An update for firefox is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 68.4.1 ESR.
Security Fix(es):
* Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement (CVE-2019-17026)
* Mozilla: Bypass of @namespace CSS sanitization during pasting (CVE-2019-17016)
* Mozilla: Type Confusion in XPCVariant.cpp (CVE-2019-17017)
* Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4 (CVE-2019-17024)
* Mozilla: CSS sanitization does not escape HTML tags (CVE-2019-17022)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
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"name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
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"discovery_date": "2020-01-07T00:00:00+00:00",
"ids": [
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"system_name": "Red Hat Bugzilla ID",
"text": "1788723"
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{
"category": "description",
"text": "When pasting a \u0026lt;style\u0026gt; tag from the clipboard into a rich text editor, the CSS sanitizer incorrectly rewrites a @namespace rule. This could allow for injection into certain types of websites resulting in data exfiltration. This vulnerability affects Firefox ESR \u003c 68.4 and Firefox \u003c 72.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Mozilla: Bypass of @namespace CSS sanitization during pasting",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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{
"category": "self",
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},
{
"category": "external",
"summary": "RHBZ#1788723",
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"url": "https://www.cve.org/CVERecord?id=CVE-2019-17016"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-17016",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-17016"
},
{
"category": "external",
"summary": "https://www.mozilla.org/en-US/security/advisories/mfsa2020-02/#CVE-2019-17016",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2020-02/#CVE-2019-17016"
}
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"release_date": "2020-01-07T00:00:00+00:00",
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"category": "vendor_fix",
"date": "2020-01-13T14:52:05+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing the update, Firefox must be restarted for the changes to take effect.",
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"title": "Mozilla: Bypass of @namespace CSS sanitization during pasting"
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"title": "Vulnerability description"
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{
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"text": "Mozilla: Type Confusion in XPCVariant.cpp",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
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"title": "Mozilla: Type Confusion in XPCVariant.cpp"
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"name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
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"text": "When pasting a \u0026lt;style\u0026gt; tag from the clipboard into a rich text editor, the CSS sanitizer does not escape \u0026lt; and \u0026gt; characters. Because the resulting string is pasted directly into the text node of the element this does not result in a direct injection into the webpage; however, if a webpage subsequently copies the node\u0027s innerHTML, assigning it to another innerHTML, this would result in an XSS vulnerability. Two WYSIWYG editors were identified with this behavior, more may exist. This vulnerability affects Firefox ESR \u003c 68.4 and Firefox \u003c 72.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Mozilla: CSS sanitization does not escape HTML tags",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
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"title": "Mozilla: CSS sanitization does not escape HTML tags"
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"name": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)"
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"text": "1788727"
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{
"category": "description",
"text": "Mozilla developers reported memory safety bugs present in Firefox 71 and Firefox ESR 68.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR \u003c 68.4 and Firefox \u003c 72.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
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"name": "Access of Resource Using Incompatible Type (\u0027Type Confusion\u0027)"
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"text": "1789214"
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{
"category": "description",
"text": "Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR \u003c 68.4.1, Thunderbird \u003c 68.4.1, and Firefox \u003c 72.0.1.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
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]
}
],
"threats": [
{
"category": "exploit_status",
"date": "2021-11-03T00:00:00+00:00",
"details": "CISA: https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
},
{
"category": "impact",
"details": "Critical"
}
],
"title": "Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement"
}
]
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.