Buffer overflow in Realnetworks Inc. Netzip Classic
CVE-2011-10016
Real Networks Netzip Classic version 7.5.1.86 is vulnerable to a stack-based buffer overflow when parsing a specially crafted ZIP archive. The vulnerability is triggered when the application attempts to process a file name within the archive that exceeds the expected buffer size. Exploitation allows arbitrary code execution under the context of the victim user when the ZIP file is opened.
Vulnerability class: Buffer Overflow
Published · last modified .
EPSS exploit prediction
EPSS: 0.004 (34.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Realnetworks Inc. Netzip Classic — versions 7.5.1.86
Weakness classification (CWE)
Public proof-of-concept exploits
References
- raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/w… (exploit)
- www.exploit-db.com/exploits/16083 (exploit)
- www.exploit-db.com/exploits/17985 (exploit)
- www.softpedia.com/get/Compression-tools/NetZip-Classic.shtml (product)
- www.vulncheck.com/advisories/real-networks-netzip-classic-file-parsing-buffer-o… (third-party-advisory)
Frequently asked questions
- What is CVE-2011-10016?
- CVE-2011-10016 is a vulnerability in Realnetworks Inc. Netzip Classic, classified under Stack-based Buffer Overflow. Published 2025-08-13.
- Is CVE-2011-10016 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.