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Vulnerability details: VCID-akhp-pd9r-aaaq
Vulnerability ID VCID-akhp-pd9r-aaaq
Aliases CVE-2016-6293
Summary The uloc_acceptLanguageFromHTTP function in common/uloc.cpp in International Components for Unicode (ICU) through 57.1 for C/C++ does not ensure that there is a '\0' character at the end of a certain temporary array, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a call with a long httpAcceptLanguage argument.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-125 Out-of-bounds Read
System Score Found at
cvssv3 3.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-6293.json
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epss 0.01833 https://api.first.org/data/v1/epss?cve=CVE-2016-6293
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epss 0.03748 https://api.first.org/data/v1/epss?cve=CVE-2016-6293
epss 0.03795 https://api.first.org/data/v1/epss?cve=CVE-2016-6293
epss 0.03795 https://api.first.org/data/v1/epss?cve=CVE-2016-6293
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epss 0.03795 https://api.first.org/data/v1/epss?cve=CVE-2016-6293
epss 0.06903 https://api.first.org/data/v1/epss?cve=CVE-2016-6293
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1360339
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9911
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2632
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4844
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-0494
cvssv2 4.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2016-6293
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2016-6293
cvssv3.1 9.8 https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
generic_textual LOW https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
Reference id Reference type URL
http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=aa82e99ed8003c01f1ef4f0940e56b85c5b032d4
http://git.php.net/?p=php-src.git;a=commit;h=aa82e99ed8003c01f1ef4f0940e56b85c5b032d4
http://openwall.com/lists/oss-security/2016/07/24/2
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-6293.json
https://api.first.org/data/v1/epss?cve=CVE-2016-6293
https://bugs.php.net/72533
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9911
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2632
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4844
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-0494
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6293
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7415
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.gentoo.org/glsa/201701-58
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
http://www.securityfocus.com/bid/92127
1360339 https://bugzilla.redhat.com/show_bug.cgi?id=1360339
cpe:2.3:a:icu-project:international_components_for_unicode:*:*:*:*:*:c\/c\+\+:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:icu-project:international_components_for_unicode:*:*:*:*:*:c\/c\+\+:*:*
CVE-2016-6293 https://nvd.nist.gov/vuln/detail/CVE-2016-6293
USN-3227-1 https://usn.ubuntu.com/3227-1/
No exploits are available.
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-6293.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-6293
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-6293
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.70829
EPSS Score 0.00697
Published At June 7, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.