Ucweb UC Browser up to 2019-03-26 on Android PDF Module Download cryptographic issue

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Ucweb UC Browser up to 2019-03-26 on Android. The impacted element is an unknown function of the component PDF Module Download Handler. Performing a manipulation results in cryptographic issue. This vulnerability is cataloged as CVE-2019-10251. It is possible to initiate the attack remotely. There is no exploit available. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Detailsinfo

A vulnerability classified as critical has been found in Ucweb UC Browser up to 2019-03-26 on Android (Android App Software). This affects some unknown processing of the component PDF Module Download Handler. The manipulation with an unknown input leads to a cryptographic issue vulnerability. CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The UCWeb UC Browser application through 2019-03-26 for Android uses HTTP to download certain modules associated with PDF and Microsoft Office files (related to libpicsel), which allows MITM attacks.

The bug was discovered 03/26/2019. The weakness was shared 03/28/2019. This vulnerability is uniquely identified as CVE-2019-10251 since 03/28/2019. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

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

The entry VDB-132578 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/26/2019 🔍
03/28/2019 +2 days 🔍
03/28/2019 +0 days 🔍
03/29/2019 +1 days 🔍
08/17/2023 +1602 days 🔍

Sourcesinfo

Advisory: news.drweb.com
Status: Not defined

CVE: CVE-2019-10251 (🔍)
GCVE (CVE): GCVE-0-2019-10251
GCVE (VulDB): GCVE-100-132579
scip Labs: https://www.scip.ch/en/?labs.20130704
See also: 🔍

Entryinfo

Created: 03/29/2019 06:41 AM
Updated: 08/17/2023 02:24 PM
Changes: 03/29/2019 06:41 AM (57), 05/22/2020 04:47 PM (1), 08/17/2023 02:24 PM (3)
Complete: 🔍
Cache ID: 244:EBE:40

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