XXE in Tozt Spreadsheet\
CVE-2024-23525
The Spreadsheet::ParseXLSX package before 0.30 for Perl allows XXE attacks because it neglects to use the no_xxe option of XML::Twig.
Vulnerability class: XXE (XML External Entity)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.008 (54.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Tozt Spreadsheet\ — versions \
- Tozt Spreadsheet\:\:parsexlsx
Weakness classification (CWE)
Public proof-of-concept exploits
References
- metacpan.org/release/NUDDLEGG/Spreadsheet-ParseXLSX-0.30/changes (Release Notes)
- gist.github.com/phvietan/d1c95a88ab6e17047b0248d6bf9eac4a (Exploit, Third Party Advisory)
- github.com/MichaelDaum/spreadsheet-parsexlsx/issues/10 (Issue Tracking)
- www.openwall.com/lists/oss-security/2024/01/18/4 (mailing-list, Exploit, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2024/01/msg00018.html (mailing-list)
- security.metacpan.org/2024/02/10/vulnerable-spreadsheet-parsing-modules.html
Frequently asked questions
- What is CVE-2024-23525?
- CVE-2024-23525 is a medium-severity vulnerability in Tozt Spreadsheet\, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.5/10. Published 2024-01-18.
- How severe is CVE-2024-23525?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2024-23525 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.