MEDIUM
CVE-2018-14851
CWE-125Published: August 2, 2018· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official Description
exif_process_IFD_in_MAKERNOTE in ext/exif/exif.c in PHP before 5.6.37, 7.0.x before 7.0.31, 7.1.x before 7.1.20, and 7.2.x before 7.2.8 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted JPEG file.
Technical Analysis
CVE-2018-14851 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 availability disruption (denial of service), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Vendors & Products
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://php.net/ChangeLog-5.php
ADVISORYhttp://php.net/ChangeLog-7.php
ADVISORYhttps://usn.ubuntu.com/3766-1/
ADVISORYhttps://usn.ubuntu.com/3766-2/
ADVISORYhttp://php.net/ChangeLog-5.php
ADVISORYhttp://php.net/ChangeLog-7.php
ADVISORYhttps://usn.ubuntu.com/3766-1/
ADVISORYhttps://usn.ubuntu.com/3766-2/
All References (22)
→
http://php.net/ChangeLog-5.phpRelease Notes · Vendor Advisory
→
http://php.net/ChangeLog-7.phpRelease Notes · Vendor Advisory
→
http://www.securityfocus.com/bid/104871Third Party Advisory · VDB Entry
→
https://bugs.php.net/bug.php?id=76557Issue Tracking · Patch · Vendor Advisory
→
https://lists.debian.org/debian-lts-announce/2018/09/msg00000.htmlThird Party Advisory
→
https://security.netapp.com/advisory/ntap-20181107-0003/Third Party Advisory
→
https://usn.ubuntu.com/3766-1/Third Party Advisory
→
https://usn.ubuntu.com/3766-2/Third Party Advisory
→
https://www.debian.org/security/2018/dsa-4353Third Party Advisory
→
https://www.tenable.com/security/tns-2018-12Third Party Advisory
→
http://php.net/ChangeLog-5.phpRelease Notes · Vendor Advisory
→
http://php.net/ChangeLog-7.phpRelease Notes · Vendor Advisory
→
http://www.securityfocus.com/bid/104871Third Party Advisory · VDB Entry
Quick Facts
CVE IDCVE-2018-14851
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-125
CISA KEVNo
Affected4 vendor(s)
PublishedAug 2, 2018
Related CVEs (CWE-125)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2018-14851 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.