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ID

VAR-201912-0560


CVE

CVE-2019-8739


TITLE

Xcode Memory corruption vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2019-013748

DESCRIPTION

A memory corruption issue was addressed with improved state management. This issue is fixed in Xcode 11.0. Processing a maliciously crafted file may lead to arbitrary code execution. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2019-9-26-7 Xcode 11.0 Xcode 11.0 addresses the following: IDE SCM Available for: macOS Mojave 10.14.4 and later Impact: Multiple issues in libssh2 Description: Multiple issues were addressed by updating to version 2.16. CVE-2019-3855: Chris Coulson ld64 Available for: macOS Mojave 10.14.4 and later Impact: Compiling code without proper input validation could lead to arbitrary code execution with user privilege Description: Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. CVE-2019-8721: Pan ZhenPeng of Qihoo 360 Nirvan Team CVE-2019-8722: Pan ZhenPeng of Qihoo 360 Nirvan Team CVE-2019-8723: Pan ZhenPeng of Qihoo 360 Nirvan Team CVE-2019-8724: Pan ZhenPeng of Qihoo 360 Nirvan Team otool Available for: macOS Mojave 10.14.4 and later Impact: Processing a maliciously crafted file may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved state management. CVE-2019-8738: Pan ZhenPeng (@Peterpan0927) of Qihoo 360 Nirvan Team CVE-2019-8739: Pan ZhenPeng (@Peterpan0927) of Qihoo 360 Nirvan Team Installation note: Xcode 11.0 may be obtained from: https://developer.apple.com/xcode/downloads/ To check that the Xcode has been updated: * Select Xcode in the menu bar * Select About Xcode * The version after applying this update will be "11.0". Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/HT201222 This message is signed with Apple's Product Security PGP key, and details are available at: https://www.apple.com/support/security/pgp/ -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEM5FaaFRjww9EJgvRBz4uGe3y0M0FAl2NDI4ACgkQBz4uGe3y 0M3yBg//WnHzKci0fwo78s/jomFP1EcSVj8FQ5T3ycwITMK01X5WDyZUHJw4rHJH l3NaJLFkjXXovzBl0aQzGHoRvOiYoMJeBCaZeix3dafLdA+6whZ8VREie4ncY31y EI0KoPxBxocLu0WaMUmEatDJsGqQWWFy0Q4LGGmDyOIXnrRqWJrLE7Qmm6IvOr1Q ViDpLeWzymHaAQiiXnpUR9nDvpCEA5irlbKzvmfA55FLzUYdh1RBJUjrsR+JcUJ0 IewyJD6FpFMzpOImQJ22oBArN++Fag6KjlmTDbmL1O2uCHbl1x71ZhOPBRhgWFkP X3nXTYFLGM22SWzOjBn8el05AAfOmkuISP9219HEXfbAYZliTQw37L2VlZ86nCn2 A3F258d8m1UAOh7NGvsDN4WUQ/QD4PQ0OUPSzQtztMXHZwoSiF92fw6epCkH10dV xb28tXuv4eI3aI2ncgf5fClOwsC6/IFeheTfimsL+6ccro2C1IiJvcMnBH7HBZ+9 k4Z414NOKlUsbhTX+8lcLKKzpN/WxppmyN01fIdwO2anu1IRXOI2D3TvRKFI+pkr u4u/ohjf8lmCgoDPyAa4YDmiYu9I5qMb/CmLwwhdYjX2NeUBSEPb3Ctga6jwP6RH /3kg2VAgACUG+nR08itzvCMwCzkILfiCSy6D9EkPed5aoPGIrP4= =9Hep -----END PGP SIGNATURE-----

Trust: 1.8

sources: NVD: CVE-2019-8739 // JVNDB: JVNDB-2019-013748 // VULHUB: VHN-160174 // PACKETSTORM: 154655

AFFECTED PRODUCTS

vendor:applemodel:xcodescope:ltversion:11.0

Trust: 1.0

vendor:applemodel:xcodescope:ltversion:11.0 (macos mojave 10.14.4 or later )

Trust: 0.8

sources: JVNDB: JVNDB-2019-013748 // NVD: CVE-2019-8739

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2019-8739
value: HIGH

Trust: 1.0

NVD: CVE-2019-8739
value: HIGH

Trust: 0.8

CNNVD: CNNVD-201909-1291
value: HIGH

Trust: 0.6

VULHUB: VHN-160174
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2019-8739
severity: MEDIUM
baseScore: 6.8
vectorString: AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.6
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

VULHUB: VHN-160174
severity: MEDIUM
baseScore: 6.8
vectorString: AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.6
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2019-8739
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2019-8739
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-160174 // JVNDB: JVNDB-2019-013748 // CNNVD: CNNVD-201909-1291 // NVD: CVE-2019-8739

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

problemtype:CWE-119

Trust: 0.9

sources: VULHUB: VHN-160174 // JVNDB: JVNDB-2019-013748 // NVD: CVE-2019-8739

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-201909-1291

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-201909-1291

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2019-013748

PATCH
title:HT210609url:https://support.apple.com/en-us/HT210609
Trust: 0.8
title:HT210609url:https://support.apple.com/ja-jp/HT210609
Trust: 0.8
title:Apple Xcode otool Fixes for component security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=98678
Trust: 0.6
sources:
            
            
            JVNDB: JVNDB-2019-013748 // 
            
            
            
            CNNVD: CNNVD-201909-1291

EXTERNAL IDS
db:NVDid:CVE-2019-8739
Trust: 2.6
db:JVNDBid:JVNDB-2019-013748
Trust: 0.8
db:AUSCERTid:ESB-2019.3647
Trust: 0.6
db:CNNVDid:CNNVD-201909-1291
Trust: 0.6
db:VULHUBid:VHN-160174
Trust: 0.1
db:PACKETSTORMid:154655
Trust: 0.1
sources:
            
            
            VULHUB: VHN-160174 // 
            
            
            
            JVNDB: JVNDB-2019-013748 // 
            
            
            
            PACKETSTORM: 154655 // 
            
            
            
            CNNVD: CNNVD-201909-1291 // 
            
            
            
            NVD: CVE-2019-8739

REFERENCES
url:https://support.apple.com/ht210609
Trust: 1.7
url:https://nvd.nist.gov/vuln/detail/cve-2019-8739
Trust: 1.5
url:https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2019-8739
Trust: 0.8
url:https://support.apple.com/en-au/ht210609
Trust: 0.6
url:https://www.auscert.org.au/bulletins/esb-2019.3647/
Trust: 0.6
url:https://support.apple.com/en-us/ht210609
Trust: 0.6
url:https://support.apple.com/kb/ht201222
Trust: 0.1
url:https://nvd.nist.gov/vuln/detail/cve-2019-8724
Trust: 0.1
url:https://nvd.nist.gov/vuln/detail/cve-2019-8723
Trust: 0.1
url:https://nvd.nist.gov/vuln/detail/cve-2019-8738
Trust: 0.1
url:https://www.apple.com/support/security/pgp/
Trust: 0.1
url:https://developer.apple.com/xcode/downloads/
Trust: 0.1
url:https://nvd.nist.gov/vuln/detail/cve-2019-8722
Trust: 0.1
url:https://nvd.nist.gov/vuln/detail/cve-2019-8721
Trust: 0.1
url:https://nvd.nist.gov/vuln/detail/cve-2019-3855
Trust: 0.1
sources:
            
            
            VULHUB: VHN-160174 // 
            
            
            
            JVNDB: JVNDB-2019-013748 // 
            
            
            
            PACKETSTORM: 154655 // 
            
            
            
            CNNVD: CNNVD-201909-1291 // 
            
            
            
            NVD: CVE-2019-8739

CREDITS
Pan ZhenPeng (@Peterpan0927) of Qihoo 360 Nirvan Team
Trust: 0.6
sources:
            
            
            CNNVD: CNNVD-201909-1291

SOURCES
db:VULHUBid:VHN-160174
db:JVNDBid:JVNDB-2019-013748
db:PACKETSTORMid:154655
db:CNNVDid:CNNVD-201909-1291
db:NVDid:CVE-2019-8739

LAST UPDATE DATE
2024-08-14T12:17:14.502000+00:00

SOURCES UPDATE DATE
db:VULHUBid:VHN-160174date:2019-12-30T00:00:00
db:JVNDBid:JVNDB-2019-013748date:2020-01-16T00:00:00
db:CNNVDid:CNNVD-201909-1291date:2021-10-29T00:00:00
db:NVDid:CVE-2019-8739date:2021-07-21T11:39:23.747

SOURCES RELEASE DATE
db:VULHUBid:VHN-160174date:2019-12-18T00:00:00
db:JVNDBid:JVNDB-2019-013748date:2020-01-16T00:00:00
db:PACKETSTORMid:154655date:2019-09-29T10:11:11
db:CNNVDid:CNNVD-201909-1291date:2019-09-27T00:00:00
db:NVDid:CVE-2019-8739date:2019-12-18T18:15:38.100