CVE-2021-3518
high-risk
Published 2021-05-18
There's a flaw in libxml2 in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by an application linked with libxml2 could trigger a use-after-free. The greatest impact from this flaw is to confidentiality, integrity, and availability.
Do I need to act?
-
0.25% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (20)
Manageability Software Development Kit
Hci H410C Firmware
Real User Experience Insight
References (38)
Mailing List
http://seclists.org/fulldisclosure/2021/Jul/54
Mailing List
http://seclists.org/fulldisclosure/2021/Jul/55
Mailing List
http://seclists.org/fulldisclosure/2021/Jul/58
Mailing List
http://seclists.org/fulldisclosure/2021/Jul/59
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1954242
Third Party Advisory
https://security.gentoo.org/glsa/202107-05
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210625-0002/
Third Party Advisory
https://support.apple.com/kb/HT212601
Third Party Advisory
https://support.apple.com/kb/HT212602
Third Party Advisory
https://support.apple.com/kb/HT212604
Third Party Advisory
https://support.apple.com/kb/HT212605
Not Applicable
https://www.oracle.com/security-alerts/cpujul2022.html
Mailing List
http://seclists.org/fulldisclosure/2021/Jul/54
and 18 more references
51
/ 100
high-risk
Severity
30/34 · Critical
Exploitability
1/34 · Minimal
Exposure
20/34 · Moderate