Google V8 unicode-decoder.cc WriteUtf16Slow memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Google V8. This impacts the function Utf8DecoderBase::WriteUtf16Slow of the file unicode-decoder.cc. This manipulation causes memory corruption. This vulnerability appears as CVE-2015-5380. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Google V8 (affected version not known). Affected by this vulnerability is the function Utf8DecoderBase::WriteUtf16Slow of the file unicode-decoder.cc. 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. The summary by CVE is:

The Utf8DecoderBase::WriteUtf16Slow function in unicode-decoder.cc in Google V8, as used in Node.js before 0.12.6, io.js before 1.8.3 and 2.x before 2.3.3, and other products, does not verify that there is memory available for a UTF-16 surrogate pair, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted byte sequence.

The weakness was presented 07/09/2015 (Website). The advisory is shared at medium.com. This vulnerability is known as CVE-2015-5380 since 07/06/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 84524 (FreeBSD : node, iojs, and v8 -- denial of service (864e6f75-2372-11e5-86ff-14dae9d210b8)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (84524), SecurityFocus (BID 75556†) and Vulnerability Center (SBV-51321†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Google V8
  • Node.js

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

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

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: 84524
Nessus Name: FreeBSD : node, iojs, and v8 -- denial of service (864e6f75-2372-11e5-86ff-14dae9d210b8)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 800203
OpenVAS Name: Node.js V8 utf-8 decoder Denial Of Service Vulnerability (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/05/2015 🔍
07/05/2015 +0 days 🔍
07/06/2015 +1 days 🔍
07/09/2015 +3 days 🔍
07/09/2015 +0 days 🔍
07/10/2015 +1 days 🔍
07/15/2015 +5 days 🔍
05/24/2022 +2505 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: 25583
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-5380 (🔍)
GCVE (CVE): GCVE-0-2015-5380
GCVE (VulDB): GCVE-100-76393
SecurityFocus: 75556 - Node.js 'unicode.cc' Denial of Service Vulnerability
Vulnerability Center: 51321 - Node.js <0.12.6 and io.js <1.8.3, 2.x before 2.3.3 Remote DoS or Other Impact via a Crafted Byte Sequence, High

Entryinfo

Created: 07/10/2015 09:41
Updated: 05/24/2022 06:25
Changes: 07/10/2015 09:41 (58), 07/13/2017 09:11 (9), 05/24/2022 06:14 (3), 05/24/2022 06:25 (1)
Complete: 🔍
Cache ID: 216::103

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

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