5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
0.002 Low
EPSS
Percentile
52.9%
An existing mitigation of timing side-channel attacks is insufficient in some circumstances. This issue is addressed in Network Security Services (NSS) 3.26.1. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | firefox-esr | < 45.5.0esr-1 | firefox-esr_45.5.0esr-1_all.deb |
Debian | 11 | all | firefox-esr | < 45.5.0esr-1 | firefox-esr_45.5.0esr-1_all.deb |
Debian | 10 | all | firefox-esr | < 45.5.0esr-1 | firefox-esr_45.5.0esr-1_all.deb |
Debian | 999 | all | firefox-esr | < 45.5.0esr-1 | firefox-esr_45.5.0esr-1_all.deb |
Debian | 13 | all | firefox-esr | < 45.5.0esr-1 | firefox-esr_45.5.0esr-1_all.deb |
Debian | 12 | all | nss | < 2:3.26.2-1 | nss_2:3.26.2-1_all.deb |
Debian | 11 | all | nss | < 2:3.26.2-1 | nss_2:3.26.2-1_all.deb |
Debian | 10 | all | nss | < 2:3.26.2-1 | nss_2:3.26.2-1_all.deb |
Debian | 999 | all | nss | < 2:3.26.2-1 | nss_2:3.26.2-1_all.deb |
Debian | 13 | all | nss | < 2:3.26.2-1 | nss_2:3.26.2-1_all.deb |
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
0.002 Low
EPSS
Percentile
52.9%