Security readout for executives and security teams
This CVE is a denial-of-service risk in Go's standard encoding/binary package. Older Go versions can get stuck in an infinite read loop when handling invalid variable-length integer input. Business impact depends on whether Go-based services parse attacker-controlled binary data through the affected functions. Exposure is most likely in Go applications built or packaged with affected Go releases and reachable code paths that parse untrusted binary input using ReadUvarint or ReadVarint. Treat as a targeted remediation item for Go services with untrusted binary input. It is not listed as actively exploited in the provided sources, but denial-of-service risk can still matter for internet-facing services. Mitigation focus: Upgrade Go to 1.13.15, 1.14.7, or a later supported release.; Apply relevant vendor package updates from Linux or appliance distributors.; Inventory Go-built services that parse untrusted binary formats..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2020-16845 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://groups.google.com/forum/#%21topic/golang-announce/_ulYYcIWg3QCVE reference · x_refsource_MISC, x_refsource_CONFIRM
- FEDORA-2020-e384830a0dCVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2020-deff052e7aCVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2020-a55f130272CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2020-b190375a37CVE reference · vendor-advisory, x_refsource_FEDORA
- [debian-lts-announce] 20201121 [SECURITY] [DLA 2459-1] golang-1.7 security updateCVE reference · mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20201121 [SECURITY] [DLA 2460-1] golang-1.8 security updateCVE reference · mailing-list, x_refsource_MLIST
- DSA-4848CVE reference · vendor-advisory, x_refsource_DEBIAN
- https://www.oracle.com/security-alerts/cpuApr2021.htmlCVE reference · x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20200924-0002/CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.