CVE-2016-7167 Information

Description

Multiple integer overflows in the (1) curl_escape (2) curl_easy_escape (3) curl_unescape and (4) curl_easy_unescape functions in libcurl before 7.50.3 allow attackers to have unspecified impact via a string of length 0xffffffff which triggers a heap-based buffer overflow.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html http://www.securityfocus.com/bid/92975 http://www.securitytracker.com/id/1036813 http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.538632 https://access.redhat.com/errata/RHSA-2017:2016 https://access.redhat.com/errata/RHSA-2018:2486 https://access.redhat.com/errata/RHSA-2018:3558 https://curl.haxx.se/docs/adv_20160914.html https://curl.haxx.se/docs/adv_20160914.html https://lists.debian.org/debian-lts-announce/2018/11/msg00005.html [debian-lts-announce] 20181106 [SECURITY] [DLA 1568-1] curl security update https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B3IU2FRXQNU6UJIQT4NGLWWTP2GJQXO7/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LTH54DFOS4TSYPG5XKJDGAG4XPAR4T7M/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZMRWVISG7VUCYRMF23A2UHMYD72VQWAK/ https://security.gentoo.org/glsa/201701-47 Multiple integer overflows in the (1) curl_escape (2) curl_easy_escape (3) curl_unescape and (4) curl_easy_unescape functions in libcurl before 7.50.3 allow attackers to have unspecified impact via a string of length 0xffffffff which triggers a heap-based buffer overflow. cpe:2.3:a:haxx:libcurl::::::::

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8