LibRaw up to 0.18.8 dcraw_common.cpp find_green memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in LibRaw up to 0.18.8. It has been classified as critical. The affected element is the function find_green of the file internal/dcraw_common.cpp. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2018-5808. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in LibRaw up to 0.18.8 (Image Processing Software). It has been rated as critical. This issue affects the function find_green of the file internal/dcraw_common.cpp. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An error within the "find_green()" function (internal/dcraw_common.cpp) in LibRaw versions prior to 0.18.9 can be exploited to cause a stack-based buffer overflow and subsequently execute arbitrary code.

The bug was discovered 05/30/2018. The weakness was disclosed 12/07/2018 by Laurent Delosieres with Secunia Research (Website). It is possible to read the advisory at secuniaresearch.flexerasoftware.com. The identification of this vulnerability is CVE-2018-5808 since 01/19/2018. 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.

The vulnerability was handled as a non-public zero-day exploit for at least 191 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 119949 (openSUSE Security Update : libraw (openSUSE-2018-1619)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171794 (SUSE Enterprise Linux Security Update for libraw (SUSE-SU-2019:0002-1)).

Upgrading to version 0.18.9 eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (119949) and SecurityFocus (BID 104663†). The entries VDB-127720, VDB-127721, VDB-127722 and VDB-127723 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: 119949
Nessus Name: openSUSE Security Update : libraw (openSUSE-2018-1619)
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: 🔍

Upgrade: LibRaw 0.18.9
Patch: github.com

Timelineinfo

01/19/2018 🔍
05/30/2018 +131 days 🔍
06/30/2018 +31 days 🔍
12/07/2018 +160 days 🔍
12/07/2018 +0 days 🔍
12/08/2018 +1 days 🔍
12/28/2018 +20 days 🔍
12/31/2018 +3 days 🔍
06/13/2023 +1625 days 🔍

Sourcesinfo

Product: github.com

Advisory: fd6330292501983ac75fe4162275794b18445bd9
Researcher: Laurent Delosieres
Organization: Secunia Research
Status: Confirmed

CVE: CVE-2018-5808 (🔍)
GCVE (CVE): GCVE-0-2018-5808
GCVE (VulDB): GCVE-100-127727
SecurityFocus: 104663 - LibRaw CVE-2018-5800 Heap Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 12/08/2018 13:48
Updated: 06/13/2023 18:05
Changes: 12/08/2018 13:48 (76), 04/19/2020 09:34 (6), 06/13/2023 17:57 (5), 06/13/2023 18:05 (1)
Complete: 🔍
Cache ID: 216::103

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