CVE-2023-36661
xmltooling - security update
7.5
HIGH
CVSS 3.1
EPSS 52.4%
Description
Shibboleth XMLTooling before 3.2.4, as used in OpenSAML and Shibboleth Service Provider, allows SSRF via a crafted KeyInfo element. (This is fixed in, for example, Shibboleth Service Provider 3.4.1.3 on Windows.)
How to fix CVE-2023-36661
To remediate CVE-2023-36661, upgrade the affected package to a fixed version below.
- Debian/xmltooling—upgrade to 3.2.0-3+deb11u1 or later
- —upgrade to 3.0.4-1+deb10u2 or later
- —upgrade to 3.2.3-1+deb12u1 or later
Is CVE-2023-36661 being exploited?
Likely — EPSS is 52.4%, placing CVE-2023-36661 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (3)
- from 0, < 3.2.0-3+deb11u1
- from 0, < 3.0.4-1+deb10u2
- from 0, < 3.2.3-1+deb12u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |