CVE-2017-5630

Name: CVE-2017-5630
Creator: NVD / NIST
Published: 2017-02-01T23:59:00.137+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 12.51%

Last modified Jun 17, 2026

CVE-2017-5630 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. PECL in the download utility class in the Installer in PEAR Base System v1.10.1 does not validate file types and filenames after a redirect, which allows remote HTTP servers to overwrite files via crafted responses, as demonstrated by a .htaccess overwrite.. EPSS estimates a 12.51% chance of exploitation in the next 30 days.

Description

PECL in the download utility class in the Installer in PEAR Base System v1.10.1 does not validate file types and filenames after a redirect, which allows remote HTTP servers to overwrite files via crafted responses, as demonstrated by a .htaccess overwrite.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

12.51%

95.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-74

Affected Software

Vendor	Product	Versions
Php	Pear	1.10.1

References

http://pear.php.net/bugs/bug.php?id=21171Vendor Advisory
http://www.securityfocus.com/bid/95882Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/41185/Third Party Advisory, VDB Entry
http://pear.php.net/bugs/bug.php?id=21171Vendor Advisory
http://www.securityfocus.com/bid/95882Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/41185/Third Party Advisory, VDB Entry

Timeline

Published: Feb 1, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-5630?

How severe is CVE-2017-5630?

CVE-2017-5630 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 12.51% probability of exploitation in the next 30 days.

How do I fix CVE-2017-5630?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-5630?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST