libcURL up to 7.19.7 content_encoding.c access control

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in libcURL. Affected by this issue is some unknown functionality of the file content_encoding.c. This manipulation causes access control. This vulnerability appears as CVE-2010-0734. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in libcURL (Network Utility Software). Affected by this vulnerability is an unknown code of the file content_encoding.c. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

content_encoding.c in libcurl 7.10.5 through 7.19.7, when zlib is enabled, does not properly restrict the amount of callback data sent to an application that requests automatic decompression, which might allow remote attackers to cause a denial of service (application crash) or have unspecified other impact by sending crafted compressed data to an application that relies on the intended data-length limit.

The weakness was presented 03/19/2010 (oss-sec). The advisory is shared at openwall.com. This vulnerability is known as CVE-2010-0734 since 02/26/2010. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 68025 (Oracle Linux 3 / 4 : curl (ELSA-2010-0329)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216009 (VMWare ESXi 4.1.0 Patch ESXi410-Update01 Missing (KB1029354)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (68025), SecurityFocus (BID 38162†), Secunia (SA38843†) and Vulnerability Center (SBV-57284†). See VDB-55841 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68025
Nessus Name: Oracle Linux 3 / 4 : curl (ELSA-2010-0329)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 67208
OpenVAS Name: Debian Security Advisory DSA 2023-1 (curl)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

02/09/2010 🔍
02/26/2010 +17 days 🔍
03/09/2010 +11 days 🔍
03/19/2010 +10 days 🔍
03/19/2010 +0 days 🔍
03/30/2010 +11 days 🔍
04/16/2012 +748 days 🔍
07/12/2013 +452 days 🔍
03/19/2015 +615 days 🔍
03/14/2016 +361 days 🔍
03/18/2019 +1099 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-0734 (🔍)
GCVE (CVE): GCVE-0-2010-0734
GCVE (VulDB): GCVE-100-52273

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 38162 - cURL/libcURL CURLOPT_ENCODING Option Buffer Overflow Vulnerability
Secunia: 38843 - Fedora update for curl, Less Critical
Vulnerability Center: 57284 - cURL libcurl Remote DoS Vulnerability via Crafted Compressed Data, Medium
Vupen: ADV-2010-0571

See also: 🔍

Entryinfo

Created: 03/19/2015 12:22
Updated: 03/18/2019 20:19
Changes: 03/19/2015 12:22 (76), 03/18/2019 20:19 (9)
Complete: 🔍
Cache ID: 216:29B:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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