Perl 5.10/5.12.0/5.14.0 Service Perl_reg_numbered_buff_fetch input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Perl 5.10/5.12.0/5.14.0. This issue affects the function Perl_reg_numbered_buff_fetch of the component Service. This manipulation causes input validation. This vulnerability is handled as CVE-2010-4777. Additionally, an exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Perl 5.10/5.12.0/5.14.0 (Programming Language Software). It has been declared as problematic. Affected by this vulnerability is the function Perl_reg_numbered_buff_fetch of the component Service. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

The Perl_reg_numbered_buff_fetch function in Perl 5.10.0, 5.12.0, 5.14.0, and other versions, when running with debugging enabled, allows context-dependent attackers to cause a denial of service (assertion failure and application exit) via crafted input that is not properly handled when using certain regular expressions, as demonstrated by causing SpamAssassin and OCSInventory to crash.

The weakness was released 02/10/2014 (Website). It is possible to read the advisory at rt.perl.org. This vulnerability is known as CVE-2010-4777 since 03/28/2011. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 75706 (openSUSE Security Update : perl (openSUSE-SU-2011:0479-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165191 (SUSE Security Update for Multiple Packages (SUSE-SR:2011:009)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (35489) and Tenable (75706). Entries connected to this vulnerability are available at VDB-53804, VDB-55662, VDB-55661 and VDB-55215. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 75706
Nessus Name: openSUSE Security Update : perl (openSUSE-SU-2011:0479-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 803344
OpenVAS Name: Active Perl Denial of Service Vulnerability Feb 2014 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/28/2011 🔍
05/06/2011 +39 days 🔍
02/10/2014 +1011 days 🔍
02/10/2014 +0 days 🔍
06/13/2014 +123 days 🔍
03/25/2015 +285 days 🔍
12/16/2024 +3554 days 🔍

Sourcesinfo

Advisory: rt.perl.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-4777 (🔍)
GCVE (CVE): GCVE-0-2010-4777
GCVE (VulDB): GCVE-100-69271
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/25/2015 16:45
Updated: 12/16/2024 13:54
Changes: 03/25/2015 16:45 (63), 05/02/2019 11:15 (2), 12/16/2024 13:54 (27)
Complete: 🔍
Cache ID: 216:D31:103

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