Path Traversal in TYPO3

CVE-2023-30451

In TYPO3 11.5.24, the filelist component allows attackers (who have access to the administrator panel) to read arbitrary files via directory traversal in the baseuri field, as demonstrated by POST /typo3/record/edit with ../../../ in data[sys_file_storage]*[data][sDEF][lDEF][basePath][vDEF].

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.012 (65.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-30451: held from 0.012 to 0.012.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

  • TYPO3 — versions 11.5.24

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-30451?
CVE-2023-30451 is a medium-severity vulnerability in TYPO3, classified under Path Traversal. CVSS score: 4.9/10. Published 2023-12-25.
How severe is CVE-2023-30451?
Medium severity. CVSS v3 base score is 4.9 out of 10.
Is CVE-2023-30451 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.