CVE-2016-7980

Spip vulnerability

CVSS

8.8

EPSS

4.1%

EPSS pct

90th

Exploited

No known

Cross-site request forgery (CSRF) vulnerability in ecrire/exec/valider_xml.php in SPIP 3.1.2 and earlier allows remote attackers to hijack the authentication of administrators for requests that execute the XML validator on a local file via a crafted valider_xml request. NOTE: this issue can be combined with CVE-2016-7998 to execute arbitrary PHP code.

Affected vendor

Spip

Affected product

Spip

CVSS vector

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

Weakness type (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

Published

2017-01-18

Risk analysis

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

Its EPSS score of 4.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2016-7980

Confirm whether Spip Spip is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2016-7980.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-7980

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-7980 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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