Debian Security Bug TrackerDEBIANCVE:CVE-2021-23998CVE-2021-23998
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
0.001 Low
EPSS
Percentile
44.5%
Through complicated navigations with new windows, an HTTP page could have inherited a secure lock icon from an HTTPS page. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 999 | all | firefox | < 88.0-1 | firefox_88.0-1_all.deb |
| Debian | 12 | all | firefox-esr | < 78.10.0esr-1 | firefox-esr_78.10.0esr-1_all.deb |
| Debian | 11 | all | firefox-esr | < 78.10.0esr-1 | firefox-esr_78.10.0esr-1_all.deb |
| Debian | 10 | all | firefox-esr | < 78.10.0esr-1~deb10u1 | firefox-esr_78.10.0esr-1~deb10u1_all.deb |
| Debian | 999 | all | firefox-esr | < 78.10.0esr-1 | firefox-esr_78.10.0esr-1_all.deb |
| Debian | 13 | all | firefox-esr | < 78.10.0esr-1 | firefox-esr_78.10.0esr-1_all.deb |
| Debian | 12 | all | thunderbird | < 1:78.10.0-1 | thunderbird_1:78.10.0-1_all.deb |
| Debian | 11 | all | thunderbird | < 1:78.10.0-1 | thunderbird_1:78.10.0-1_all.deb |
| Debian | 10 | all | thunderbird | < 1:78.10.0-1~deb10u1 | thunderbird_1:78.10.0-1~deb10u1_all.deb |
| Debian | 999 | all | thunderbird | < 1:78.10.0-1 | thunderbird_1:78.10.0-1_all.deb |
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
0.001 Low
EPSS
Percentile
44.5%