Vulnerability Details : CVE-2016-9586
curl before version 7.52.0 is vulnerable to a buffer overflow when doing a large floating point output in libcurl's implementation of the printf() functions. If there are any application that accepts a format string from the outside without necessary input filtering, it could allow remote attacks.
Vulnerability category: Overflow
Products affected by CVE-2016-9586
- cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-9586
0.69%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-9586
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
2.6
|
LOW | AV:N/AC:H/Au:N/C:N/I:N/A:P |
4.9
|
2.9
|
Red Hat, Inc. | |
|
8.1
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.2
|
3.6
|
Red Hat, Inc. |
CWE ids for CVE-2016-9586
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Secondary)
-
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().Assigned by: secalert@redhat.com (Primary)
References for CVE-2016-9586
-
https://lists.debian.org/debian-lts-announce/2018/11/msg00005.html
[SECURITY] [DLA 1568-1] curl security update
-
https://security.gentoo.org/glsa/201701-47
cURL: Multiple vulnerabilities (GLSA 201701-47) — Gentoo securityThird Party Advisory
-
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
-
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
CPU Oct 2018
-
http://www.securitytracker.com/id/1037515
cURL curl_mprintf() Buffer Overflow i Deprecated Function Lets Users Execute Arbitrary Code - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/95019
cURL/libcURL CVE-2016-9586 Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
https://github.com/curl/curl/commit/curl-7_51_0-162-g3ab3c16
printf: fix floating point buffer overflow issues · curl/curl@3ab3c16 · GitHubPatch;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:3558
RHSA-2018:3558 - Security Advisory - Red Hat Customer Portal
-
https://curl.haxx.se/docs/adv_20161221A.html
curl - printf floating point buffer overflow - CVE-2016-9586Vendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9586
1406712 – (CVE-2016-9586) CVE-2016-9586 curl: printf floating point buffer overflowIssue Tracking;Third Party Advisory
-
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
[GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8 - Pony Mail
Jump to