HOMEVULNERABILITIESCVE-2007-2171
CRITICAL

CVE-2007-2171

NVD-CWE-OtherPublished: April 24, 2007· Updated: Jun 16, 2026

10.0
CVSS v3.1

Official Description

Stack-based buffer overflow in the base64_decode function in GWINTER.exe in Novell GroupWise (GW) WebAccess before 7.0 SP2 allows remote attackers to execute arbitrary code via long base64 content in an HTTP Basic Authentication request.

NVD Source

Technical Analysis

CVE-2007-2171 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

novell1 product(s)
groupwise
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (18)

Quick Facts

CVE IDCVE-2007-2171
CVSS Score10.0 / 10
SeverityCRITICAL
CISA KEVNo
Affected1 vendor(s)
PublishedApr 24, 2007

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2007-2171 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.