CVE-2023-45539
haproxy - security update
8.2
HIGH
CVSS 3.1
EPSS 0.03%
Description
HAProxy before 2.8.2 accepts # as part of the URI component, which might allow remote attackers to obtain sensitive information or have unspecified other impact upon misinterpretation of a path_end rule, such as routing index.html#.png to a static server.
How to fix CVE-2023-45539
To remediate CVE-2023-45539, upgrade the affected package to a fixed version below.
- Bitnami/haproxy—upgrade to 2.8.2 or later
- —upgrade to 2.2.9-2+deb11u6 or later
- —upgrade to 1.8.19-1+deb10u5 or later
Is CVE-2023-45539 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.8.2
- from 0, < 2.2.9-2+deb11u6
- from 0, < 1.8.19-1+deb10u5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N |