Vulnerability in Microsoft Silverlight
CVE-2016-0034
Microsoft Silverlight 5 before 5.1.41212.0 mishandles negative offsets during decoding, which allows remote attackers to execute arbitrary code or cause a denial of service (object-header corruption) via a crafted web site, aka "Silverlight Runtime Remote Code Execution Vulnerability."
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.694 (99.4th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.694 · newest: 0.694 · change: 0.000
Affected products
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: The impacted products are end-of-life and should be disconnected if still in use.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1034655 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
- docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-006 (vendor-advisory, Patch, Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2016-0034?
- CVE-2016-0034 is a high-severity vulnerability in Microsoft Silverlight. CVSS score: 8.8/10. Published 2016-01-13.
- How severe is CVE-2016-0034?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2016-0034 known to be exploited?
- Yes. CVE-2016-0034 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-25), indicating it is being actively exploited. 5 public proof-of-concept repositories are indexed.