Privoxy up to 3.0.21 jcc.c input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Privoxy up to 3.0.21. Affected by this issue is some unknown functionality of the file jcc.c. Such manipulation leads to input validation. This vulnerability is traded as CVE-2015-1380. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Privoxy up to 3.0.21. It has been rated as problematic. Affected by this issue is an unknown functionality of the file jcc.c. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. CVE summarizes:

jcc.c in Privoxy before 3.0.23 allows remote attackers to cause a denial of service (abort) via a crafted chunk-encoded body.

The weakness was shared 02/03/2015 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2015-1380 since 01/27/2015. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 81241 (openSUSE Security Update : privoxy (openSUSE-2015-115)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123258 (Privoxy Multiple Vulnerabilities).

Upgrading to version 3.0.22 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (81241), SecurityFocus (BID 72354†), Secunia (SA62899†) and Vulnerability Center (SBV-49051†). The entries VDB-73846 and VDB-73845 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 81241
Nessus Name: openSUSE Security Update : privoxy (openSUSE-2015-115)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Privoxy 3.0.22

Timelineinfo

01/26/2015 🔍
01/27/2015 +1 days 🔍
01/27/2015 +0 days 🔍
02/03/2015 +7 days 🔍
02/03/2015 +0 days 🔍
02/09/2015 +6 days 🔍
03/12/2015 +31 days 🔍
03/27/2015 +15 days 🔍
04/12/2022 +2573 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-1380 (🔍)
GCVE (CVE): GCVE-0-2015-1380
GCVE (VulDB): GCVE-100-73844
SecurityFocus: 72354 - Privoxy CVE-2015-1381 Multiple Memory Corruption Vulnerabilities
Secunia: 62899
Vulnerability Center: 49051 - Privoxy before 3.0.23 Remote DoS via Chunk Encoded Body, Medium

See also: 🔍

Entryinfo

Created: 03/27/2015 14:56
Updated: 04/12/2022 09:55
Changes: 03/27/2015 14:56 (63), 07/07/2017 17:06 (5), 04/12/2022 09:55 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!