MEDIUM
CVE-2020-29561
CWE-755Published: December 4, 2020· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official Description
An issue was discovered in SonicBOOM riscv-boom 3.0.0. For LR, it does not avoid acquiring a reservation in the case where a load translates successfully but still generates an exception.
Technical Analysis
CVE-2020-29561 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Vendors & Products
boom-core1 product(s)
risvc-boom
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (2)
→
https://github.com/riscv-boom/riscv-boom/issues/504#issuecomment-736196635Issue Tracking · Third Party Advisory
→
https://github.com/riscv-boom/riscv-boom/issues/504#issuecomment-736196635Issue Tracking · Third Party Advisory
Quick Facts
CVE IDCVE-2020-29561
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-755
CISA KEVNo
Affected1 vendor(s)
PublishedDec 4, 2020
Related CVEs (CWE-755)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-29561 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.