RHSA-2020:2050

Vulnerability from csaf_opensuse - Published: 2020-05-11 00:00 - Updated: 2026-09-20 11:09
Summary
security update for thunderbird
Severity
Critical
Notes
Title of the patch: security update for thunderbird
Description of the patch: This security update provides a functional equivalent of RHSA-2020:2050. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2020:2050.
Patchnames: RHSA-2020:2050
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2020-12387
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 7:thunderbird-0:68.8.0-1.el7_8.x86_64 —
Vendor Fix
Threats
Impact important
CVE-2020-12392
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected products
Recommended 1 product, the same list as for CVE-2020-12387
Threats
Impact important
CVE-2020-12395
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Recommended 1 product, the same list as for CVE-2020-12387
Threats
Impact important
CVE-2020-12397
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Affected products
Recommended 1 product, the same list as for CVE-2020-12387
Threats
Impact moderate
CVE-2020-6831
7.5 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Recommended 1 product, the same list as for CVE-2020-12387
Threats
Impact important
References
To clipboard 

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          "text": "A race condition when running shutdown code for Web Worker led to a use-after-free vulnerability. This resulted in a potentially exploitable crash. This vulnerability affects Firefox ESR \u003c 68.8, Firefox \u003c 76, and Thunderbird \u003c 68.8.0.",
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          "text": "https://www.suse.com/security/cve/CVE-2020-12392"
        }
      ],
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          "text": "The \u0027Copy as cURL\u0027 feature of Devtools\u0027 network tab did not properly escape the HTTP POST data of a request, which can be controlled by the website. If a user used the \u0027Copy as cURL\u0027 feature and pasted the command into a terminal, it could have resulted in the disclosure of local files. This vulnerability affects Firefox ESR \u003c 68.8, Firefox \u003c 76, and Thunderbird \u003c 68.8.0.",
          "title": "CVE description"
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          "category": "general",
          "text": "Mozilla developers and community members reported memory safety bugs present in Firefox 75 and Firefox ESR 68.7. 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 68.8, Firefox \u003c 76, and Thunderbird \u003c 68.8.0.",
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      ],
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          "text": "By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird \u003c 68.8.0.",
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        {
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          "summary": "SUSE Bug 1171186 for CVE-2020-12397",
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          "text": "https://www.suse.com/security/cve/CVE-2020-6831"
        }
      ],
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        {
          "category": "general",
          "text": "A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR \u003c 68.8, Firefox \u003c 76, and Thunderbird \u003c 68.8.0.",
          "title": "CVE description"
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      ],
      "title": "CVE-2020-6831"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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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