PHP 5.1.0 session_start input validation

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$5k-$25k0.00

A vulnerability was found in PHP 5.1.0 (Programming Language Software). It has been declared as critical. This vulnerability affects the function session_start. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-20. As an impact it is known to affect integrity.

The bug was discovered 06/01/2007. The weakness was shared 06/01/2007 by Stefan Esser (Website). The advisory is available at redhat.com. This vulnerability was named CVE-2007-3799 since 07/16/2007. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 07/26/2019).

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 29838 (Debian DSA-1444-2 : php5 - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12568 (PHP HTTP Injection and Denial of Service Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published 9 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 24268), X-Force (35650), Secunia (SA26871), Vulnerability Center (SBV-16219) and Tenable (29838). The entries 38638, 38630, 38628 and 38627 are related to this item.

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VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
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Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

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Current Price Estimation: 🔍

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Nessus ID: 29838
Nessus Name: Debian DSA-1444-2 : php5 - several vulnerabilities
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OpenVAS ID: 60099
OpenVAS Name: Debian Security Advisory DSA 1444-1 (php5)
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Countermeasuresinfoedit

Recommended: Upgrade
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Timelineinfoedit

05/04/2007 🔍
06/01/2007 +28 days 🔍
06/01/2007 +0 days 🔍
06/04/2007 +2 days 🔍
07/16/2007 +42 days 🔍
07/16/2007 +0 days 🔍
08/21/2007 +36 days 🔍
09/21/2007 +30 days 🔍
09/30/2007 +9 days 🔍
01/04/2008 +96 days 🔍
01/23/2008 +19 days 🔍
03/15/2015 +2608 days 🔍
08/11/2017 +880 days 🔍
07/26/2019 +714 days 🔍

Sourcesinfoedit

Product: https://www.php.org/

Advisory: redhat.com
Researcher: Stefan Esser
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-3799 (🔍)
OVAL: 🔍

SecurityFocus: 24268 - PHP EXT/Session HTTP Response Header Injection Vulnerability
Secunia: 26871
X-Force: 35650
Vulnerability Center: 16219 - PHP 4- 4.4.7 and 5- 5.2.3 Allows Remote Insertion of Arbitrary Attributes into Session Cookies, Medium
OSVDB: 36855 - PHP ext/session session_start Function Cookie Manipulation
Vupen: ADV-2008-0924

See also: 🔍

Entryinfoedit

Created: 03/15/2015 03:58 PM
Updated: 07/26/2019 09:09 PM
Changes: (4) vulnerability_discoverydate countermeasure_name countermeasure_date source_cve_assigned
Complete: 🔍

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