High severity · published Nov 13, 2024
CVE-2024-52299
The PDF viewer macro allows accessing any attachment without access right checks
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
macro-pdfviewer is a PDF Viewer Macro for XWiki using Mozilla pdf.js. Any user with view right on XWiki.PDFViewerService can access any attachment stored in the wiki as the "key" that is passed to prevent this is computed incorrectly, calling skip on the digest stream doesn't update the digest. This is fixed in 2.5.6.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
macro-pdfviewer · xwikisas
>= 1.6.2, < 2.5.6 · source: vendor
PV
Pdf Viewer Macro · Xwiki
before 2.5.6 · source: NVD
MP
Macro Pdfviewer · Xwikisas
through 1.6.2; before 2.5.6 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-52299
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-52299
Third Party Advisory
https://github.com/xwikisas/macro-pdfviewer/security/advisories/GHSA-522m-m242-jr9p
More from macro-pdfviewer
9.0
CVE-2024-52300
macro-pdfviewer has a XSS through the width parameter
7.7
CVE-2024-30263
The PDF Viewer macro can be used to view PDF attachments with restricted access
7.5
CVE-2024-52298
macro-pdfviewer's preview in WYSIWYG editor allows accessing any PDF document as the last author