HIGH
CVE-2013-4751
CWE-20Published: November 1, 2019· Updated: Jun 16, 2026
8.1
CVSS v3.1
Official Description
php-symfony2-Validator has loss of information during serialization
Technical Analysis
CVE-2013-4751 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 8.1.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Affected Vendors & Products
Fedora1 product(s)
fedora
Red Hat1 product(s)
enterprise linux
sensiolabs1 product(s)
symfony
Source: NVD CPE · 4 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 (12)
→
http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114380.htmlMailing List · Third Party Advisory
→
http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114436.htmlMailing List · Third Party Advisory
→
http://symfony.com/blog/security-releases-symfony-2-0-24-2-1-12-2-2-5-and-2-3-3-releasedPatch · Vendor Advisory
→
http://www.securityfocus.com/bid/61709Third Party Advisory · VDB Entry
→
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4751Issue Tracking · Third Party Advisory
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/86364Third Party Advisory · VDB Entry
→
http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114380.htmlMailing List · Third Party Advisory
→
http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114436.htmlMailing List · Third Party Advisory
→
http://symfony.com/blog/security-releases-symfony-2-0-24-2-1-12-2-2-5-and-2-3-3-releasedPatch · Vendor Advisory
→
http://www.securityfocus.com/bid/61709Third Party Advisory · VDB Entry
→
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4751Issue Tracking · Third Party Advisory
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/86364Third Party Advisory · VDB Entry
Quick Facts
CVE IDCVE-2013-4751
CVSS Score8.1 / 10
SeverityHIGH
WeaknessCWE-20
CISA KEVNo
Affected3 vendor(s)
PublishedNov 1, 2019
Related CVEs (CWE-20)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2013-4751 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.