VDB-264553 · CVE-2024-4976 · Nessus 277536

Xpdf up to 4.05 AcroForm Field Reference out-of-bounds write

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Xpdf up to 4.05. This vulnerability affects unknown code of the component AcroForm Field Reference Handler. This manipulation causes out-of-bounds write. This vulnerability appears as CVE-2024-4976. There is no available exploit.

Detailsinfo

A vulnerability was found in Xpdf up to 4.05. It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component AcroForm Field Reference Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Out-of-bounds array write in Xpdf 4.05 and earlier, due to missing object type check in AcroForm field reference.

The weakness was presented by Vladislav Shevchenko. The advisory is shared at xpdfreader.com. This vulnerability is known as CVE-2024-4976 since 05/15/2024. The exploitation appears to be easy. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 277536 (Fedora 42 : texlive-base / xpdf (2025-e72c726192)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (277536). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Document Reader Software

Name

Xpdf

Version

4.05

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 277536
Nessus Name: Fedora 42 : texlive-base / xpdf (2025-e72c726192)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/15/2024 🔍
05/16/2024 +1 days 🔍
05/16/2024 +0 days 🔍
12/05/2025 +568 days 🔍

Sourcesinfo

Advisory: xpdfreader.com
Researcher: Vladislav Shevchenko
Status: Confirmed

CVE: CVE-2024-4976 (🔍)
GCVE (CVE): GCVE-0-2024-4976
GCVE (VulDB): GCVE-100-264553

Entryinfo

Created: 05/16/2024 06:13
Updated: 12/05/2025 22:27
Changes: 05/16/2024 06:13 (54), 12/05/2025 22:27 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.