VDB-142691 · CVE-2019-16927 · GCVE-0-2019-16927

Xpdf 4.01.01 TextOutputDev.cc TextPage::findGaps 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.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Xpdf 4.01.01 and classified as critical. Affected is the function TextPage::findGaps of the file TextOutputDev.cc. The manipulation leads to out-of-bounds write. This vulnerability is documented as CVE-2019-16927. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in Xpdf 4.01.01 (Document Reader Software) and classified as critical. This issue affects the function TextPage::findGaps of the file TextOutputDev.cc. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Xpdf 4.01.01 has an out-of-bounds write in the vertProfile part of the TextPage::findGaps function in TextOutputDev.cc, a different vulnerability than CVE-2019-9877.

The weakness was released 09/27/2019. The identification of this vulnerability is CVE-2019-16927 since 09/27/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Document Reader Software

Name

Xpdf

Version

4.01.01

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/27/2019 🔍
09/27/2019 +0 days 🔍
09/28/2019 +1 days 🔍
12/28/2023 +1552 days 🔍

Sourcesinfo

Advisory: forum.xpdfreader.com
Status: Not defined

CVE: CVE-2019-16927 (🔍)
GCVE (CVE): GCVE-0-2019-16927
GCVE (VulDB): GCVE-100-142691

Entryinfo

Created: 09/28/2019 17:47
Updated: 12/28/2023 16:22
Changes: 09/28/2019 17:47 (35), 09/14/2020 09:33 (18), 12/28/2023 16:22 (3)
Complete: 🔍
Cache ID: 216::103