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VULNERABILITIES

CVE-2020-12422 Details

Description

In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html CVEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html CVEMailing ListThird Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1450353 CVEIssue TrackingVendor Advisory
https://security.gentoo.org/glsa/202007-10 CVEThird Party Advisory
https://www.mozilla.org/security/advisories/mfsa2020-24/ CVEVendor Advisory

see all 10 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-787Out-of-bounds Write[email protected]

Affected Products

ProductVersions
mozilla firefox
< 78.0

CPE

  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
opensuse leap
15.1
15.2

CPE

  • cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
  • cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-12422
NVD Published Date:
Jul 9, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-12422 Details - Not Deferred