VDB-227226 · CVE-2023-2241 · Issue 69

PoDoFo 0.10.0 PdfXRefStreamParserObject.cpp readXRefStreamEntry heap-based overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.0	$0-$5k	0.04

Overview

A vulnerability, which was classified as critical, was found in PoDoFo 0.10.0. Affected is the function readXRefStreamEntry of the file PdfXRefStreamParserObject.cpp. The manipulation leads to heap-based buffer overflow. Using CWE to declare the problem leads to CWE-122. The weakness was released 04/22/2023 as 69. The advisory is available at github.com. This vulnerability is traded as CVE-2023-2241. An attack has to be approached locally. Technical details are available. Furthermore, there is an exploit available. The exploit has been disclosed to the public and may be used. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment. It is declared as proof-of-concept. The exploit is shared for download at github.com. As 0-day the estimated underground price was around $0-$5k. The patch is identified as 535a786f124b739e3c857529cecc29e4eeb79778. The bugfix is ready for download at github.com. It is recommended to apply a patch to fix this issue. A possible mitigation has been published before and not just after the disclosure of the vulnerability. [Details]

IOB - Indicator of Behavior (821)

Timeline

The data in this chart does not reflect real data. It is dummy data, distorted and not usable in any way. You need an additional purchase to unlock this view to get access to more details of real data.

Lang

en	774
it	12
fr	8
es	6
zh	4

Country

gb	74
ie	22
us	22
it	18
cn	14

Actors

RedLine Stealer	2
Cerber	1
Dridex	1
DPRK	1
Muddled Libra	1

Activities

IOC - Indicator of Compromise (19)

These indicators of compromise highlight associated network ranges which are known to be part of research and attack activities.

ID	IP range	Actor	Type	Confidence
1	3.76.214.0/24	Cobalt Strike	predictive	High
2	23.19.226.0/24	APT34	predictive	High
3	XX.XXX.XXX.X/XX	Xxxxx	predictive	High
4	XX.XXX.XXX.X/XX	Xxxxxxx	predictive	High
5	XX.XXX.XX.X/XX	Xxxxxxx Xxxxx	predictive	High
6	XX.XX.XXX.X/XX	Xxxxxxxx	predictive	High
7	XXX.XXX.XXX.X/XX	Xxxxxxx Xxxxxxx	predictive	High
8	XXX.XXX.XX.X/XX	Xxxxxx Xxxxxx	predictive	High
9	XXX.XX.XXX.X/XX	Xxxxxxxxxx	predictive	High
10	XXX.XXX.XX.X/XX	Xxxxxx Xxxxxx	predictive	High
11	XXX.X.XXX.X/XX	Xxxxxxx	predictive	High
12	XXX.XXX.XXX.X/XX	Xxxx	predictive	High
13	XXX.XX.XX.X/XX	Xxxxxxxxx	predictive	High
14	XXX.XX.XXX.X/XX	Xxxxxx	predictive	High
15	XXX.XX.XXX.X/XX	Xxxxxxx Xxxxxxx	predictive	High
16	XXX.XX.XXX.X/XX	Xxxxxxxxx	predictive	High
17	XXX.XXX.XXX.X/XX	Xxxxx Xxxxxxx	predictive	High
18	XXX.XXX.XXX.X/XX	Xxxxxxx Xxxxxx	predictive	High
19	XXX.XX.XXX.X/XX	Xxxxxx	predictive	High

IOA - Indicator of Attack (1)

These indicators of attack list the potential fragments used for technical activities like reconnaissance, exploitation, privilege escalation, and exfiltration. This data is unique as it uses our predictive model for actor profiling.

ID	Class	Indicator	Type	Confidence
1	File	xxxxxxxxxxxxxxxxxxxxxxxxx.xxx	predictive	High

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