CVE-2016-7167

critical

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.

References

Advisories
More

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.538632

http://www.securitytracker.com/id/1036813

https://security.gentoo.org/glsa/201701-47

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZMRWVISG7VUCYRMF23A2UHMYD72VQWAK/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LTH54DFOS4TSYPG5XKJDGAG4XPAR4T7M/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B3IU2FRXQNU6UJIQT4NGLWWTP2GJQXO7/

https://lists.debian.org/debian-lts-announce/2018/11/msg00005.html

https://curl.haxx.se/docs/adv_20160914.html

https://access.redhat.com/errata/RHSA-2018:3558

https://access.redhat.com/errata/RHSA-2018:2486

https://access.redhat.com/errata/RHSA-2017:2016

http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html

Details

Source: Mitre, NVD

Published: 2016-10-07

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.02399