CVE-2017-5116 [High] | Security Vulnerability in Chrome

CVE-2017-5116 is rated High Risk (68.4/100): CVSS High severity, with high exploitation likelihood (EPSS 55.77%, 98th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2025-05-13	56.83%	55.77%	-1.06%
2	2025-04-18	56.95%	56.83%	-0.12%
3	2025-04-07	—	56.95%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2025-05-13

56.83%

55.77%

-1.06%

2025-04-18

56.95%

56.83%

-0.12%

2025-04-07

—

56.95%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
8.8	3.1	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:N) No account or special rights needed—anonymous or random user is enough. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:H) They could widely tamper with or forge data—trust in the data is badly hurt. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	2.8	5.9	[email protected]
6.8	2.0	MEDIUM	`AV:N/AC:M/Au:N/C:P/I:P/A:P` Click to expand Access vector (AV:N) Can be exploited remotely over network reachability. Access complexity (AC:M) Exploitation needs some favorable conditions, but not exceptional ones. Authentication (AU:N) No authentication is required. Confidentiality impact (C:P) Partial confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:P) Partial availability impact.	8.6	6.4	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

8.8

3.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N): No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:H): They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

2.8

5.9

[email protected]

6.8

2.0

MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P Click to expand

Access vector (AV:N): Can be exploited remotely over network reachability.
Access complexity (AC:M): Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N): No authentication is required.
Confidentiality impact (C:P): Partial confidentiality impact.
Integrity impact (I:P): Partial integrity impact.
Availability impact (A:P): Partial availability impact.

8.6

6.4

[email protected]

OS Trackers for CVE-2017-5116

vendor	priority	summary	link
`gentoo`	normal	CVE-2017-5116: 1 GLSA(s) (201709-15), 1 atom(s) (www-client/chromium); latest impact normal.	https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2017-5116
`redhat`	high	—	https://access.redhat.com/security/cve/CVE-2017-5116
`ubuntu`	medium	CVE-2017-5116 medium priority: Ubuntu including 3 source packages (chromium-browser, libv8-3.14, oxide-qt), 21 status rows across 7 suites (artful, bionic, cosmic, trusty, upstream, xenial, zesty): ignored 8, released 7, DNE 4, needed 1, needs-triage 1.	https://ubuntu.com/security/CVE-2017-5116

Affected software / configurations for CVE-2017-5116

Vendor	Product	Version	Raw CPE
google	chrome	< 61.0.3163.79	cpe:2.3:a:google:chrome::::::::
google	chrome	< 61.0.3163.81	cpe:2.3:a:google:chrome::::::::
redhat	enterprise_linux_desktop	6.0	cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::*
redhat	enterprise_linux_server	6.0	cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*
redhat	enterprise_linux_workstation	6.0	cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::*
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*
debian	debian_linux	10.0	cpe:2.3:o:debian:debian_linux:10.0:::::::*

References for CVE-2017-5116

URL	Tags
http://www.debian.org/security/2017/dsa-3985
http://www.securityfocus.com/bid/100610
http://www.securitytracker.com/id/1039291
https://access.redhat.com/errata/RHSA-2017:2676
https://chromereleases.googleblog.com/2017/09/stable-channel-update-for-desktop.html
https://crbug.com/759624
https://security.gentoo.org/glsa/201709-15
https://security.googleblog.com/2018/01/android-security-ecosystem-investments.html

URL

CVE-2017-5116

Exploit prediction scoring system (EPSS) score for CVE-2017-5116

Common vulnerability scoring system (CVSS) metrics for CVE-2017-5116

Weakness enumeration for CVE-2017-5116

OS Trackers for CVE-2017-5116

Affected software / configurations for CVE-2017-5116

References for CVE-2017-5116