CVE-2017-7961

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.97% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 78.9% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2017-04-19 15:00Z9 YR AGO

Last updated

2024-08-05 16:19Z2 YR AGO

Reserved

2017-04-19

Assigning CNA

mitre

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

7dfb8bea5e9566b5018210b56db45396ef892843c42ed6861910b9b6254335f3

• git.gnome.orghttps://git.gnome.org/browse/libcroco/commit/?id=9ad72875e9f08e4c519ef63d44cdbd94aa9504f7x_refsource_MISC
• security.gentoo.orgGLSA-201707-13https://security.gentoo.org/glsa/201707-13vendor-advisoryx_refsource_GENTOO
• openwall.comhttp://openwall.com/lists/oss-security/2017/04/24/2x_refsource_MISC
• bugzilla.suse.comhttps://bugzilla.suse.com/show_bug.cgi?id=1034482x_refsource_MISC
• blogs.gentoo.orghttps://blogs.gentoo.org/ago/2017/04/17/libcroco-heap-overflow-and-undefined-behavior/x_refsource_MISC
• lists.opensuse.orgopenSUSE-SU-2019:1575http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00043.htmlvendor-advisoryx_refsource_SUSE