PoDoFo base/PdfParser.cpp ReadXRefSubsection m_offsets.size memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in PoDoFo. The impacted element is the function PdfParser::ReadXRefSubsection of the file base/PdfParser.cpp. Performing a manipulation of the argument m_offsets.size results in memory corruption. This vulnerability was named CVE-2015-8981. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in PoDoFo (Document Reader Software) (the affected version is unknown). This affects the function PdfParser::ReadXRefSubsection of the file base/PdfParser.cpp. The manipulation of the argument m_offsets.size with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Heap-based buffer overflow in the PdfParser::ReadXRefSubsection function in base/PdfParser.cpp in PoDoFo allows attackers to have unspecified impact via vectors related to m_offsets.size.

The bug was discovered 02/01/2017. The weakness was presented 03/16/2017 (oss-sec). The advisory is shared at openwall.com. This vulnerability is uniquely identified as CVE-2015-8981 since 02/01/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 43 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 99740 (Debian DLA-929-1 : 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 277332 (Fedora Security Update for podofo (FEDORA-2018-2f3c0cdf93)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (99740). See VDB-97430, VDB-97431, VDB-97432 and VDB-97434 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 99740
Nessus Name: Debian DLA-929-1 : libpodofo security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 871111
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 929-1] libpodofo security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

02/01/2017 🔍
02/01/2017 +0 days 🔍
03/16/2017 +43 days 🔍
03/16/2017 +0 days 🔍
03/17/2017 +1 days 🔍
04/29/2017 +43 days 🔍
05/01/2017 +2 days 🔍
08/24/2024 +2672 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-8981 (🔍)
GCVE (CVE): GCVE-0-2015-8981
GCVE (VulDB): GCVE-100-98193
OSVDB: - CVE-2015-8981 - PoDoFo - Buffer Overflow Issue

See also: 🔍

Entryinfo

Created: 03/17/2017 07:52
Updated: 08/24/2024 06:37
Changes: 03/17/2017 07:52 (72), 09/09/2020 12:23 (4), 08/24/2024 06:37 (18)
Complete: 🔍
Cache ID: 216::103

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

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