Debian Security Bug TrackerDEBIANCVE:CVE-2020-12399CVE-2020-12399
4.4 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
1.2 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:H/Au:N/C:P/I:N/A:N
0.001 Low
EPSS
Percentile
26.5%
NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually leak private keys. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 999 | all | firefox | < 77.0-1 | firefox_77.0-1_all.deb |
| Debian | 12 | all | firefox-esr | < 68.9.0esr-1 | firefox-esr_68.9.0esr-1_all.deb |
| Debian | 11 | all | firefox-esr | < 68.9.0esr-1 | firefox-esr_68.9.0esr-1_all.deb |
| Debian | 10 | all | firefox-esr | < 68.9.0esr-1~deb10u1 | firefox-esr_68.9.0esr-1~deb10u1_all.deb |
| Debian | 999 | all | firefox-esr | < 68.9.0esr-1 | firefox-esr_68.9.0esr-1_all.deb |
| Debian | 13 | all | firefox-esr | < 68.9.0esr-1 | firefox-esr_68.9.0esr-1_all.deb |
| Debian | 12 | all | nss | < 2:3.53-1 | nss_2:3.53-1_all.deb |
| Debian | 11 | all | nss | < 2:3.53-1 | nss_2:3.53-1_all.deb |
| Debian | 10 | all | nss | < 2:3.42.1-1+deb10u3 | nss_2:3.42.1-1+deb10u3_all.deb |
| Debian | 999 | all | nss | < 2:3.53-1 | nss_2:3.53-1_all.deb |
Related
4.4 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
1.2 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:H/Au:N/C:P/I:N/A:N
0.001 Low
EPSS
Percentile
26.5%