Critical severity · published Feb 6, 2017
CVE-2017-5677
PEAR HTML_AJAX 0.3.0 through 0.5.7 has a PHP Object Injection Vulnerability in the PHP Serializer
9.8
CVSS
4.8%
EPSS
No
On KEV
Description
PEAR HTML_AJAX 0.3.0 through 0.5.7 has a PHP Object Injection Vulnerability in the PHP Serializer. It allows remote code execution. In one viewpoint, the root cause is an incorrect regular expression.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.8% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HA
Html Ajax · Pear
0.3.0; 0.3.1; 0.3.2; 0.3.3; 0.3.4; 0.4.0; +9 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-5677
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-5677
Vendor Advisory
http://blog.pear.php.net/2017/02/02/security-html_ajax-058/
Third Party Advisory
http://karmainsecurity.com/KIS-2017-01
Mailing List
http://seclists.org/fulldisclosure/2017/Feb/12
Third Party Advisory
http://www.securityfocus.com/bid/96044
Third Party Advisory
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f5acb5adcd195f9a06b732794cb0de7620def646
Vendor Advisory
https://pear.php.net/bugs/bug.php?id=21165