proglottis Go Wrapper up to 0.1.0 on GPGME use after free

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.
8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in proglottis Go Wrapper up to 0.1.0 on GPGME. It has been classified as critical. Affected by this issue is some unknown functionality. This manipulation causes use after free. This vulnerability is registered as CVE-2020-8945. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in proglottis Go Wrapper up to 0.1.0 on GPGME. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The proglottis Go wrapper before 0.1.1 for the GPGME library has a use-after-free, as demonstrated by use for container image pulls by Docker or CRI-O. This leads to a crash or potential code execution during GPG signature verification.

The weakness was published 02/12/2020. This vulnerability is known as CVE-2020-8945 since 02/12/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 208637 (CentOS 7 : podman (RHSA-2020:2117)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 0.1.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (208637) and CERT Bund (WID-SEC-2022-1089). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • SUSE Linux
  • Oracle Linux
  • Red Hat OpenShift Container Platform
  • Red Hat OpenShift
  • RESF Rocky Linux

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB 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: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 208637
Nessus Name: CentOS 7 : podman (RHSA-2020:2117)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: proglottis Go Wrapper 0.1.1
Patch: github.com

Timelineinfo

02/12/2020 🔍
02/12/2020 +0 days 🔍
02/13/2020 +1 days 🔍
11/30/2025 +2117 days 🔍

Sourcesinfo

Advisory: RHSA-2020:0679
Status: Confirmed

CVE: CVE-2020-8945 (🔍)
GCVE (CVE): GCVE-0-2020-8945
GCVE (VulDB): GCVE-100-150085
CERT Bund: WID-SEC-2022-1089 - Red Hat OpenShift Container Platform: Mehrere Schwachstellen

Entryinfo

Created: 02/13/2020 08:26
Updated: 11/30/2025 14:18
Changes: 02/13/2020 08:26 (37), 02/13/2020 08:31 (17), 03/30/2024 16:25 (20), 03/30/2024 16:32 (2), 10/12/2024 08:50 (2), 11/30/2025 14:18 (9)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!