CVE-2016-4070
Integer overflow in the php_raw_url_encode function in ext/standard/url.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5…
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Integer overflow in the php_raw_url_encode function in ext/standard/url.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allows remote attackers to cause a denial of service (application crash) via a long string to the rawurlencode function. NOTE: the vendor says "Not sure if this qualifies as security issue (probably not).
Timeline
ID reserved
By mitre
- 27 days later
· 27 days later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 5.7% · top 6.9% of all CVEs (8 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (18)
- USN-2952-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.php.net/ChangeLog-7.php (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=95433e8e339dbb6b5d5541473c1661db6ba2c451 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/HT206567 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2016:2750 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- DSA-3560 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- USN-2952-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- APPLE-SA-2016-05-16-4 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- http://www.php.net/ChangeLog-5.php (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugs.php.net/bug.php?id=71798 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2016:1274 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 85801 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- SUSE-SU-2016:1277 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20160423 Re: CVE request: PHP issues fixed in 7.0.5, 5.6.20 and 5.5.34 releases (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- openSUSE-SU-2016:1373 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-4070)Record last updated .