Cisco Web Security Appliance 8.5.0-ise-147 Pickle Python input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Cisco Web Security Appliance 8.5.0-ise-147. The impacted element is an unknown function of the component Pickle Python Module. Such manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2015-0693. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Cisco Web Security Appliance 8.5.0-ise-147 (Anti-Malware Software). Affected by this issue is some unknown functionality of the component Pickle Python Module. 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 confidentiality, integrity, and availability. CVE summarizes:

Cisco Web Security Appliance (WSA) devices with software 8.5.0-ise-147 do not properly restrict use of the pickle Python module during certain tunnel-status checks, which allows local users to execute arbitrary Python code and gain privileges via a crafted pickle file, aka Bug ID CSCut39259.

The weakness was disclosed 04/15/2015 as 38306 as confirmed vulnerability alert (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2015-0693 since 01/07/2015. The attack needs to be approached locally. A simple authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability is also documented in the vulnerability database at X-Force (102205). The entry VDB-74975 is pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
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: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/07/2015 🔍
04/15/2015 +98 days 🔍
04/15/2015 +0 days 🔍
04/16/2015 +1 days 🔍
05/09/2022 +2580 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: 38306
Status: Confirmed

CVE: CVE-2015-0693 (🔍)
GCVE (CVE): GCVE-0-2015-0693
GCVE (VulDB): GCVE-100-74972
X-Force: 102205 - Cisco Web Security Appliance status-checking privilege escalation
SecurityTracker: 1032097

See also: 🔍

Entryinfo

Created: 04/16/2015 10:18
Updated: 05/09/2022 07:48
Changes: 04/16/2015 10:18 (41), 01/20/2019 13:29 (13), 05/09/2022 07:48 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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