HOMEVULNERABILITIESCVE-2015-7303
CRITICAL

CVE-2015-7303

NVD-CWE-OtherPublished: September 21, 2015· Updated: Jun 17, 2026

10.0
CVSS v3.1

Official Description

Use-after-free vulnerability in the Update Manager service in Avira Management Console allows remote attackers to execute arbitrary code via a large header.

NVD Source

Technical Analysis

CVE-2015-7303 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors & Products

avira1 product(s)
management console
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (2)

Quick Facts

CVE IDCVE-2015-7303
CVSS Score10.0 / 10
SeverityCRITICAL
CISA KEVNo
Affected1 vendor(s)
PublishedSep 21, 2015

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2015-7303 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.