CVE-2017-16827

The aout_get_external_symbols function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29.1, allows remote attackers to cause a denial of service (slurp_symtab invalid free and application crash) or possibly have unspecified other impact via a crafted ELF file.

CVSS v3.0 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3.0 : HIGH

Vector : AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=0301ce1486b1450f219202677f30d0fa97335419	Patch
https://sourceware.org/bugzilla/show_bug.cgi?id=22306	Exploit Issue Tracking Patch
https://security.gentoo.org/glsa/201811-17

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:binutils:2.29.1:*:*:*:*:*:*:*

Information

Published : 2017-11-15 00:29

Updated : 2018-11-27 03:29

NVD link : CVE-2017-16827

Mitre link : CVE-2017-16827

JSON object : View

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

Advertisement

Products Affected

gnu

binutils

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=0301ce1486b1450f219202677f30d0fa97335419", "name": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=0301ce1486b1450f219202677f30d0fa97335419", "tags": ["Patch"], "refsource": "CONFIRM"}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=22306", "name": "https://sourceware.org/bugzilla/show_bug.cgi?id=22306", "tags": ["Exploit", "Issue Tracking", "Patch"], "refsource": "CONFIRM"}, {"url": "https://security.gentoo.org/glsa/201811-17", "name": "GLSA-201811-17", "tags": [], "refsource": "GENTOO"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The aout_get_external_symbols function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29.1, allows remote attackers to cause a denial of service (slurp_symtab invalid free and application crash) or possibly have unspecified other impact via a crafted ELF file."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-119"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2017-16827", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}}, "publishedDate": "2017-11-15T08:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:gnu:binutils:2.29.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2018-11-27T11:29Z"}