Wangle prior v2019.04.22.00 LineBasedFrameDecoder Underflow memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.4 | $0-$5k | 0.00 |
A vulnerability was found in Wangle and classified as critical. Affected by this issue is an unknown function of the component LineBasedFrameDecoder. The manipulation with an unknown input leads to a memory corruption vulnerability (Underflow). Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:
Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00
The bug was discovered 04/22/2019. The weakness was shared 04/29/2019. This vulnerability is handled as CVE-2019-3563 since 01/02/2019. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k.
Upgrading to version v2019.04.22.00 eliminates this vulnerability.
Product
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.5VulDB Meta Temp Score: 8.4
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Name: UnderflowClass: Memory corruption / Underflow
CWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Wangle v2019.04.22.00
Patch: github.com
Timeline
01/02/2019 🔍04/22/2019 🔍
04/29/2019 🔍
04/29/2019 🔍
09/11/2023 🔍
Sources
Advisory: 5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6Status: Not defined
CVE: CVE-2019-3563 (🔍)
Entry
Created: 04/29/2019 21:49Updated: 09/11/2023 07:43
Changes: 04/29/2019 21:49 (54), 06/04/2020 17:19 (1), 09/11/2023 07:43 (6)
Complete: 🔍
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