CVE-2023-5388
thunderbird - security update
6.5
MEDIUM
CVSS 3.1
EPSS 0.24%
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.
How to fix CVE-2023-5388
To remediate CVE-2023-5388, upgrade the affected package to a fixed version below.
- Alpine/nss—upgrade to 3.98-r0 or later
- —upgrade to 115.9.1esr-1~deb10u1 or later
- —upgrade to 115.9.0esr-1~deb11u1 or later
- —upgrade to 115.9.0esr-1~deb11u1 or later
- —no fix listed
- —upgrade to 2:3.42.1-1+deb10u8 or later
- —upgrade to 1:115.9.0-1~deb11u1 or later
- —upgrade to 1:115.9.0-1~deb10u1 or later
- —upgrade to 1:115.9.0-1~deb11u1 or later
Is CVE-2023-5388 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (9)
- from 0, < 3.98-r0
- from 0, < 115.9.1esr-1~deb10u1
- from 0, < 115.9.0esr-1~deb11u1
- from 0, < 115.9.0esr-1~deb11u1
- from 0
- from 0, < 2:3.42.1-1+deb10u8
- from 0, < 1:115.9.0-1~deb11u1
- from 0, < 1:115.9.0-1~deb10u1
- from 0, < 1:115.9.0-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L |