Google Go up to 1.16.9/1.17.2 Slice ImportedSymbols out-of-bounds

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.
3.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Google Go up to 1.16.9/1.17.2. This issue affects the function ImportedSymbols of the component Slice Handler. Performing a manipulation results in out-of-bounds. This vulnerability is reported as CVE-2021-41771. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Google Go up to 1.16.9/1.17.2 (Programming Language Software). This affects the function ImportedSymbols of the component Slice Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality.

The weakness was disclosed 11/08/2021. It is possible to read the advisory at groups.google.com. This vulnerability is uniquely identified as CVE-2021-41771 since 09/28/2021. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 236557 (Alibaba Cloud Linux 3 : 0131: go-toolset:rhel8 (ALINUX3-SA-2022:0131)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.16.10 or 1.17.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (236557). Statistical analysis made it clear that VulDB provides the best quality 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: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 236557
Nessus Name: Alibaba Cloud Linux 3 : 0131: go-toolset:rhel8 (ALINUX3-SA-2022:0131)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Go 1.16.10/1.17.3

Timelineinfo

09/28/2021 🔍
11/08/2021 +41 days 🔍
11/08/2021 +0 days 🔍
05/21/2025 +1290 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: groups.google.com
Status: Confirmed

CVE: CVE-2021-41771 (🔍)
GCVE (CVE): GCVE-0-2021-41771
GCVE (VulDB): GCVE-100-186267

Entryinfo

Created: 11/08/2021 12:27
Updated: 05/21/2025 22:16
Changes: 11/08/2021 12:27 (41), 11/10/2021 20:07 (1), 05/21/2025 22:16 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!