CVE-2017-5630 — HIGH (7.5) — White Hats Nepal

Vulnerability 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.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Php	Pear	1.10.1

Related Weaknesses (CWE)

CWE-74

References

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

FAQ

What is CVE-2017-5630?

CVE-2017-5630 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 cra...

How severe is CVE-2017-5630?

CVE-2017-5630 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-5630?

Check the references section above for vendor advisories and patch information. Affected products include: Php Pear.