Ubuntu.comUB:CVE-2021-38492CVE-2021-38492
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
60.4%
When delegating navigations to the operating system, Firefox would accept
the mk scheme which might allow attackers to launch pages and execute
scripts in Internet Explorer in unprivileged mode. This bug only affects
Firefox for Windows. Other operating systems are unaffected.. This
vulnerability affects Firefox < 92, Thunderbird < 91.1, Thunderbird <
78.14, Firefox ESR < 78.14, and Firefox ESR < 91.1.
Notes
| Author | Note |
|---|---|
| tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
References
access.redhat.com/security/cve/CVE-2021-38492
launchpad.net/bugs/cve/CVE-2021-38492
nvd.nist.gov/vuln/detail/CVE-2021-38492
security-tracker.debian.org/tracker/CVE-2021-38492
www.cve.org/CVERecord?id=CVE-2021-38492
www.mozilla.org/en-US/security/advisories/mfsa2021-38/#CVE-2021-38492
www.mozilla.org/en-US/security/advisories/mfsa2021-39/#CVE-2021-38492
www.mozilla.org/en-US/security/advisories/mfsa2021-42/#CVE-2021-38492
Related
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
60.4%