libpng up to 1.6.26 png_set_text_2 null pointer dereference

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.
7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in libpng up to 1.6.26. It has been classified as critical. This vulnerability affects the function png_set_text_2. Performing a manipulation results in null pointer dereference. This vulnerability is identified as CVE-2016-10087. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in libpng up to 1.6.26 (Image Processing Software). It has been classified as critical. This affects the function png_set_text_2. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 12/29/2016. The weakness was released 12/30/2016 by Patrick Keshishian as [slackware-security] libpng (SSA:2016-365-01) as confirmed mailinglist post (Bugtraq). It is possible to read the advisory at seclists.org. This vulnerability is uniquely identified as CVE-2016-10087 since 12/30/2016. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 7858 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 96860 (GLSA-201701-74 : libpng: Remote execution of arbitrary code), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169831 (SUSE Enterprise Linux Security Update for libpng12 (SUSE-SU-2017:0860-1)).

Upgrading to version 1.6.27 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96860) and SecurityFocus (BID 95157†). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • libpng up to 0.70

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 96860
Nessus Name: GLSA-201701-74 : libpng: Remote execution of arbitrary code
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for libpng15 FEDORA-2017-cf1944f480
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: 🔍

Upgrade: libpng 1.6.27

Timelineinfo

06/26/1995 🔍
12/29/2016 +7857 days 🔍
12/29/2016 +0 days 🔍
12/30/2016 +1 days 🔍
12/30/2016 +0 days 🔍
01/02/2017 +3 days 🔍
01/29/2017 +27 days 🔍
01/30/2017 +1 days 🔍
01/30/2017 +0 days 🔍
10/27/2022 +2096 days 🔍

Sourcesinfo

Advisory: [slackware-security] libpng (SSA:2016-365-01)
Researcher: Patrick Keshishian
Status: Confirmed

CVE: CVE-2016-10087 (🔍)
GCVE (CVE): GCVE-0-2016-10087
GCVE (VulDB): GCVE-100-94911
SecurityFocus: 95157 - libpng NULL pointer Dereference 'png_set_text_2()' Function Remote Denial of Service Vulnerability
OSVDB: - CVE-2016-10087 - libpng - Denial of Service Issue

Entryinfo

Created: 01/02/2017 21:21
Updated: 10/27/2022 08:40
Changes: 01/02/2017 21:21 (80), 08/31/2020 16:55 (6), 10/27/2022 08:40 (4)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!