HOMEVULNERABILITIESCVE-2008-1686
CRITICAL

CVE-2008-1686

CWE-189Published: April 8, 2008· Updated: Jun 16, 2026

9.3
CVSS v3.1

Official Description

Array index vulnerability in Speex 1.1.12 and earlier, as used in libfishsound 0.9.0 and earlier, including Illiminable DirectShow Filters and Annodex Plugins for Firefox, xine-lib before 1.1.12, and many other products, allows remote attackers to execute arbitrary code via a header structure containing a negative offset, which is used to dereference a function pointer.

NVD Source

Technical Analysis

CVE-2008-1686 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 ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected Vendors & Products

xine1 product(s)
xine-lib
xiph2 product(s)
speexlibfishsound
Source: NVD CPE · 40 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (116)

Quick Facts

CVE IDCVE-2008-1686
CVSS Score9.3 / 10
SeverityCRITICAL
WeaknessCWE-189
CISA KEVNo
Affected2 vendor(s)
PublishedApr 8, 2008

Related CVEs (CWE-189)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2008-1686 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.