RHSA-2020:1054
Vulnerability from csaf_redhat - Published: 2020-03-31 20:58 - Updated: 2025-11-21 18:13Summary
Red Hat Security Advisory: mailman security and bug fix update
Severity
Moderate
Notes
Topic: An update for mailman is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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: Mailman is a program used to help manage e-mail discussion lists.
Security Fix(es):
* mailman: Cross-site scripting vulnerability allows malicious listowners to inject scripts into listinfo pages (CVE-2018-0618)
* mailman: Mishandled URLs in Utils.py:GetPathPieces() allows attackers to display arbitrary text on trusted sites (CVE-2018-13796)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.8 Release Notes linked from 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.
A cross-site scripting vulnerability (XSS) has been discovered in mailman due to the host_name field not being properly validated. A malicious list owner could use this flaw to create a specially crafted list and inject client-side scripts.
4.8 (Medium)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2020:1054
An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site.
4.3 (Medium)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2020:1054
References
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},
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"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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"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",
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"confidentialityImpact": "LOW",
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"details": "Moderate"
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],
"title": "mailman: Cross-site scripting vulnerability allows malicious listowners to inject scripts into listinfo pages"
},
{
"cve": "CVE-2018-13796",
"cwe": {
"id": "CWE-345",
"name": "Insufficient Verification of Data Authenticity"
},
"discovery_date": "2018-07-27T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1609090"
}
],
"notes": [
{
"category": "description",
"text": "An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "mailman: Mishandled URLs in Utils.py:GetPathPieces() allows attackers to display arbitrary text on trusted sites",
"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"
}
],
"product_status": {
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"references": [
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"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2018-13796"
},
{
"category": "external",
"summary": "RHBZ#1609090",
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},
{
"category": "external",
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"url": "https://www.cve.org/CVERecord?id=CVE-2018-13796"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2018-13796",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2018-13796"
}
],
"release_date": "2018-07-23T00:00:00+00:00",
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"title": "mailman: Mishandled URLs in Utils.py:GetPathPieces() allows attackers to display arbitrary text on trusted sites"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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