PoDoFo PdfXRefStreamParserObject.cpp readXRefStreamEntry heap-based overflow
CVE-2023-2241

5.3MEDIUM

Key Information:

Vendor

Podofo Project

Status
Podofo
Vendor
CVE Published:
22 April 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-2241?

A vulnerability in the PoDoFo library, specifically in the readXRefStreamEntry function within PdfXRefStreamParserObject.cpp, allows for a heap-based buffer overflow. This flaw may be exploited by attackers locally, enabling them to manipulate memory and potentially execute arbitrary code. As the vulnerability has been publicly disclosed, it is crucial to apply the recommended patch identified as 535a786f124b739e3c857529cecc29e4eeb79778 to safeguard systems against possible exploits.

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Affected Version(s)

PoDoFo 0.10.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-2241 - Proof of Concept

References

https://vuldb.com/?id.227226
vdb-entrytechnical-description
https://vuldb.com/?ctiid.227226
signaturepermissions-required
https://github.com/podofo/podofo/issues/69
issue-tracking

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

DaisyPo (VulDB User)
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