HIGH
CVE-2017-8455
CWE-125Published: May 3, 2017· Updated: Jun 17, 2026
7.8
CVSS v3.1
Official Description
Foxit Reader before 8.2.1 and PhantomPDF before 8.2.1 have an out-of-bounds read that allows remote attackers to obtain sensitive information or possibly execute arbitrary code via a crafted font in a PDF document.
Technical Analysis
CVE-2017-8455 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
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 7.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Vendors & Products
foxitsoftware2 product(s)
foxit readerphantompdf
Source: NVD CPE · 2 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
All References (6)
→
http://www.securityfocus.com/bid/98319Third Party Advisory · VDB Entry
→
http://www.zerodayinitiative.com/advisories/ZDI-17-140/Third Party Advisory · VDB Entry
→
https://www.foxitsoftware.com/support/security-bulletins.phpPatch · Vendor Advisory
→
http://www.securityfocus.com/bid/98319Third Party Advisory · VDB Entry
→
http://www.zerodayinitiative.com/advisories/ZDI-17-140/Third Party Advisory · VDB Entry
→
https://www.foxitsoftware.com/support/security-bulletins.phpPatch · Vendor Advisory
Quick Facts
CVE IDCVE-2017-8455
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-125
CISA KEVNo
Affected1 vendor(s)
PublishedMay 3, 2017
Related CVEs (CWE-125)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2017-8455 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. CVE data is provided under the NVD usage policy.