PyXML Hash Table resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in PyXML. This issue affects some unknown processing of the component Hash Table Handler. The manipulation leads to resource consumption. This vulnerability is uniquely identified as CVE-2012-0877. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in PyXML (version now known). This issue affects some unknown processing of the component Hash Table Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. The summary by CVE is:

PyXML: Hash table collisions CPU usage Denial of Service

The bug was discovered 02/03/2012. The weakness was disclosed 11/22/2019. The identification of this vulnerability is CVE-2012-0877 since 01/19/2012. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 2849 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 217674 (Linux Distros Unpatched Vulnerability : CVE-2012-0877), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (217674). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 217674
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2012-0877

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/19/2012 🔍
02/03/2012 +15 days 🔍
11/22/2019 +2849 days 🔍
11/23/2019 +1 days 🔍
03/04/2025 +1928 days 🔍

Sourcesinfo

Advisory: seclists.org
Status: Not defined

CVE: CVE-2012-0877 (🔍)
GCVE (CVE): GCVE-0-2012-0877
GCVE (VulDB): GCVE-100-146117

Entryinfo

Created: 11/23/2019 07:54
Updated: 03/04/2025 08:09
Changes: 11/23/2019 07:54 (35), 11/23/2019 07:59 (17), 02/26/2024 12:38 (3), 03/04/2025 08:09 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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