HOMEVULNERABILITIESCVE-2015-8841
CRITICAL

CVE-2015-8841

CWE-787Published: April 12, 2016· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Heap-based buffer overflow in the Archive support module in ESET NOD32 before update 11861 allows remote attackers to execute arbitrary code via a large number of languages in an EPOC installation file of type SIS_FILE_MULTILANG.

NVD Source

Technical Analysis

CVE-2015-8841 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

eset1 product(s)
nod32
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://packetstormsecurity.com/files/136082/ESET-NOD32-Heap-Overflow.html
ADVISORYhttp://packetstormsecurity.com/files/136082/ESET-NOD32-Heap-Overflow.html

All References (6)

→
http://packetstormsecurity.com/files/136082/ESET-NOD32-Heap-Overflow.htmlExploit · Third Party Advisory · VDB Entry
→
http://www.virusradar.com/en/update/info/11861Product
→
https://bugs.chromium.org/p/project-zero/issues/detail?id=466Exploit · Issue Tracking
→
http://packetstormsecurity.com/files/136082/ESET-NOD32-Heap-Overflow.htmlExploit · Third Party Advisory · VDB Entry
→
http://www.virusradar.com/en/update/info/11861Product
→
https://bugs.chromium.org/p/project-zero/issues/detail?id=466Exploit · Issue Tracking

Quick Facts

CVE IDCVE-2015-8841
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-787
CISA KEVNo
Affected1 vendor(s)
PublishedApr 12, 2016

Related CVEs (CWE-787)

CVE-2018-17160
10.0
CVE-2019-6235
10.0
CVE-2018-2913
10.0
CVE-2018-6692
10.0
CVE-2018-3991
10.0
CVE-2020-11897
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2015-8841 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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