Medium severity · published Mar 19, 2024
CVE-2023-5388
NSS was susceptible to a timing side-channel attack when performing RSA decryption
6.5
CVSS
1%
EPSS
No
On KEV
Description
NSS was susceptible to a timing side-channel attack when performing RSA decryption. This attack could potentially allow an attacker to recover the private data. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 124 · source: vendor, NVD
FE
Firefox ESR · Mozilla
before 115.9 · source: vendor
TH
Thunderbird · Mozilla
before 115.9 · source: vendor, NVD
DL
Debian Linux · Debian
10.0 · source: NVD