PoDoFo 0.9.4 PdfVariant.h DelayedLoad memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in PoDoFo 0.9.4. Affected by this issue is the function PoDoFo::PdfVariant::DelayedLoad of the file PdfVariant.h. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2017-6843. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in PoDoFo 0.9.4 (Document Reader Software) and classified as critical. This vulnerability affects the function PoDoFo::PdfVariant::DelayedLoad of the file PdfVariant.h. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Heap-based buffer overflow in the PoDoFo::PdfVariant::DelayedLoad function in PdfVariant.h in PoDoFo 0.9.4 allows remote attackers to have unspecified impact via a crafted file.

The bug was discovered 03/15/2017. The weakness was released 03/15/2017 (Website). The advisory is shared for download at blogs.gentoo.org. This vulnerability was named CVE-2017-6843 since 03/12/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 100517 (Debian DLA-968-1 : libpodofo security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277333 (Fedora Security Update for mingw-podofo (FEDORA-2018-578fa05659)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (100517). Entries connected to this vulnerability are available at VDB-98173, VDB-98175, VDB-98180 and VDB-98181. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 100517
Nessus Name: Debian DLA-968-1 : libpodofo security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

03/12/2017 🔍
03/15/2017 +3 days 🔍
03/15/2017 +0 days 🔍
03/15/2017 +0 days 🔍
03/16/2017 +1 days 🔍
05/30/2017 +75 days 🔍
05/31/2017 +1 days 🔍
09/09/2020 +1197 days 🔍

Sourcesinfo

Advisory: blogs.gentoo.org
Status: Not defined

CVE: CVE-2017-6843 (🔍)
GCVE (CVE): GCVE-0-2017-6843
GCVE (VulDB): GCVE-100-98176
OSVDB: - CVE-2017-6843 - PoDoFo - Buffer Overflow Issue

See also: 🔍

Entryinfo

Created: 03/16/2017 13:48
Updated: 09/09/2020 11:12
Changes: 03/16/2017 13:48 (71), 09/09/2020 11:12 (4)
Complete: 🔍
Cache ID: 216:E5F:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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