CVE-2016-10087

Libpng vulnerability

CVSS

7.5

EPSS

5.5%

EPSS pct

92th

Exploited

No known

The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.

Affected vendor

Libpng

Affected product

Libpng

CVSS vector

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

Weakness type (CWE)

CWE-476 — NULL Pointer Dereference

Published

2017-01-30

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 5.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2016-10087

Confirm whether Libpng Libpng is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2016-10087.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-10087

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-10087 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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